Refrigerating apparatus and machines; heating apparatus; cooking apparatus and installations; drying apparatus; ventilation [air-conditioning] installations and apparatus; sanitary apparatus and installations; water supply installations; lighting apparatus and installations; ice making machines; ice making machines with dispenser; electric table-top ice making machines with ice cream making functions; ice making machines with packaging functions; refrigerators; prefabricated electrical refrigerators; freezers; deep-freezers for food; quick cooling refrigerators for food; prefabricated electrical ice storage freezers; defrosting/refrigerating apparatus and machines; refrigerators for cooling beer mugs; refrigerators for storing/cooling wine; table-mounted electrical refrigerators and freezers; refrigerating apparatus for use with cold salt water for perishable foods; refrigerating apparatus for use with cold water for draft beer and other beverages; electric showcase refrigerators and freezers; electric refrigerated display stands; ice chests; cooling apparatus for beverages; electric water cooling apparatus; water-spraying industrial defrosting apparatus for thawing frozen foods; vacuum defrosting apparatus for thawing frozen foods; storage device for promoting the maturation of foods by maintaining temperature; kitchen sinks; kitchen sinks with refrigerators; water purifying apparatus and machines; solar water heaters; electric water purifying apparatus for purifying tap water by freezing and then melting; water electrolyzing apparatus and machines; taps [faucets]; filters for drinking water; dish sterilizing machines; sterilizing machines for cooking utensils; heaters for keeping soup hot; electrically heated storage apparatus; heating apparatus for beverages; dish drying machines; electric coffee makers; electric fryers with tables; electric deep fryers; electric noodle boilers; electric food steamers; rice cookers; electric cooking pots; roasters; cooking ovens; microwave ovens [cooking apparatus]; gas water heaters; cooking heaters; table-mounted ice dispensers; ice and chilled water dispensers; draft beer dispensers with cooling functions; iced coffee dispensers; juice dispensers; iced aerated beverage dispensers; servers for shochu mixed with soda water; wine servers; cocktail servers; chilled sake servers; chilled beverage dispensers; soft ice cream servers; soft ice cream beverage servers; miso soup dispensers; soup dispensers; mineral water dispensers; aerated water dispensers; ice cream dispensers; beverage dispensers; electrically heated table ware dispensers; heated table ware dispensers; electrically heated mobile wagon-type tea dispensers; paper cup dispensers for supplying tea being parts and fittings for electric tea making apparatus; electric beer servers with a cooling function; electric tea and hot water dispensers; valves for supplying draft beer and for supplying beverages, being parts and fittings for refrigerating apparatus for draft beer and other beverages.

Installation, repair and maintenance of electric appliances; installation, repair and maintenance of kitchen equipment; installation, repair and maintenance of sanitation facilities; rebuilding machines that have become worn or partially destroyed; installation, repair and maintenance of boilers; installation, repair and maintenance of freezing machines and apparatus; installation, repair and maintenance of table-mounted electrical refrigerators and freezers; installation, repair and maintenance of defrosting and refrigerating apparatus and machines; installation, repair and maintenance of refrigerators for cooling beer mugs; installation, repair and maintenance of refrigerators for cooling wine; installation, repair and maintenance of prefabricated electrical refrigerators; installation, repair and maintenance of prefabricated electrical ice storage freezers; installation, repair and maintenance of deep-freezers for food; installation, repair and maintenance of quick cooling refrigerators for food; installation, repair and maintenance of refrigerators and freezers; installation, repair and maintenance of kitchen sinks with refrigerators; installation, repair and maintenance of electric showcase refrigerators and freezers for sushi; installation, repair and maintenance of electric showcase refrigerators and freezers; installation, repair and maintenance of electric refrigerated display stands; installation, repair and maintenance of table-mounted ice dispensers; installation, repair and maintenance of ice and chilled water dispensers; installation, repair and maintenance of electric water cooling apparatus; installation, repair and maintenance of refrigerating apparatus for use with cold salt water for perishable foods; installation, repair and maintenance of refrigerating apparatus for use with cold water for draft beer and other beverages; installation, repair and maintenance of electric table-top ice making machines with ice cream making functions; installation, repair and maintenance of ice making machines with packaging functions; installation, repair and maintenance of ice making machines; installation, repair and maintenance of electric deep fryers; installation, repair and maintenance of rice cookers; installation, repair and maintenance of cooking pots; installation, repair and maintenance of roasters; installation, repair and maintenance of cooking ovens; installation, repair and maintenance of electric fryers with tables; installation, repair and maintenance of electric noodle boilers; installation, repair and maintenance of electric food steamers; installation, repair and maintenance of cooking heaters; installation, repair and maintenance of dish drying machines; installation, repair and maintenance of dish sterilizing machines; installation, repair and maintenance of sterilizing machines for cooking utensils; installation, repair and maintenance of draft beer dispensers with cooling functions; installation, repair and maintenance of valves for supplying draft beer and other beverages; installation, repair and maintenance of electric washing machines; installation, repair and maintenance of laundry dryers; repair and maintenance of power-driven floor cleaning machines; installation, repair and maintenance of iced coffee dispensers; installation, repair and maintenance of electric coffee makers; installation, repair and maintenance of juice dispensers; installation, repair and maintenance of iced aerated beverage dispensers; installation, repair and maintenance of servers for shochu mixed with soda water; installation, repair and maintenance of wine servers; installation, repair and maintenance of cocktail servers; installation, repair and maintenance of chilled sake servers; installation, repair and maintenance of chilled beverage dispensers; installation, repair and maintenance of soft ice cream servers; installation, repair and maintenance of soft ice cream beverage servers; installation, repair and maintenance of miso soup dispensers; installation, repair and maintenance of soup dispensers; installation, repair and maintenance of soup keeping heaters; installation, repair and maintenance of mineral water dispensers; installation, repair and maintenance of aerated water dispensers; installation, repair and maintenance of ice cream dispensers; installation, repair and maintenance of beverage dispensers; installation, repair and maintenance of table ware dispensers; installation, repair and maintenance of heated table ware dispensers; installation, repair and maintenance of water-spraying industrial defrosting apparatus for thawing frozen foods; installation, repair and maintenance of vacuum defrosting apparatus for thawing frozen foods; installation, repair and maintenance of storage devices for promoting the maturation of foods by maintaining temperature; installation, repair and maintenance of electrically heated storage apparatus; installation, repair and maintenance of mobile wagon-type tea dispensers; installation, repair and maintenance of electric tea and hot water dispensers; installation, repair and maintenance of paper cup dispensers for supplying tea; installation, repair and maintenance of electric water purifying apparatus for purifying tap water by freezing and then melting; installation, repair and maintenance of water electrolyzing apparatus and machines; installation, repair and maintenance of water purifying apparatus and machines; installation, repair and maintenance of microwave ovens [cooking apparatus]; installation, repair and maintenance of ice cream making machines; installation, repair and maintenance of household electrothermic appliances; installation, repair and maintenance of water tanks for live fish; installation, repair and maintenance of gas water heaters; installation, repair and maintenance of electromagnetic induction cookers; installation, repair and maintenance of non-electric cooking heaters; installation, repair and maintenance of kitchen worktops; installation, repair and maintenance of kitchen sinks; installation, repair and maintenance of cooking pots and pans [non-electric]; installation, repair and maintenance of plate racks for kitchens; installation, repair and maintenance of signboards; installation, repair and maintenance of prefabricated electrical ice storage freezers; installation, repair and maintenance of ice chests; installation, repair and maintenance of ice-cooling refrigerators; installation, repair and maintenance of tap water filters; installation, repair and maintenance of vending machines; installation, repair and maintenance of conveyors for ice; installation, repair and maintenance of whipped cream making and dispensing machines; installation, repair and maintenance of vacuum-packaging machines; installation, repair and maintenance of ice shaving machines; installation, repair and maintenance of ice crushing machines; installation, repair and maintenance of washing machines for cooking utensils; installation, repair and maintenance of dish washing machines; installation, repair and maintenance of dish conveyors for use with dish washing machines; installation, repair and maintenance of dish lifting apparatus for use with dish washing machines; installation, repair and maintenance of dish storage wagons for use with dish washing machines; installation, repair and maintenance of washing machines for griddles for roasting meat; installation, repair and maintenance of kitchen garbage drying machines; installation, repair and maintenance of garbage disposal apparatus; installation, repair and maintenance of kitchen carts with heat/cold retaining functions; installation, repair and maintenance of metallic or synthetic resin panels for prefabricated refrigerated warehouses; chimney sweeping, cleaning of air inlets and exhaust openings in buildings; cleaning of the exterior surfaces of buildings, cleaning of the interior of buildings, window cleaning, floor polishing, cleaning of purification installations for sewage, septic tank cleaning, bathtub and bath boiler cleaning, street cleaning, storage tank cleaning, cleaning of roof drains, disinfecting; rental of building and construction equipment, rental of construction machines and apparatus, rental of cleaning machines, rental of mops, rental of car-washing apparatus, rental of electric washing machines, rental of laundry dryers, rental of spin dryers for clothes, rental of air-conditioning apparatus.

Refrigerating apparatus and machines; heating apparatus; cooking apparatus and installations; drying apparatus; ventilation [air-conditioning] installations and apparatus; sanitary apparatus and installations; water supply installations; lighting apparatus and installations; ice making machines; ice making machines with dispenser; electric table-top ice making machines with ice cream making functions; ice making machines with packaging functions; refrigerators; prefabricated electrical refrigerators; freezers; deep-freezers for food; quick cooling refrigerators for food; prefabricated electrical ice storage freezers; defrosting/refrigerating apparatus and machines; refrigerators for cooling beer mugs; refrigerators for storing/cooling wine; table-mounted electrical refrigerators and freezers; refrigerating apparatus for use with cold salt water for perishable foods; refrigerating apparatus for use with cold water for draft beer and other beverages; electric showcase refrigerators and freezers; electric refrigerated display stands; ice chests; cooling apparatus for beverages; electric water cooling apparatus; water-spraying industrial defrosting apparatus for thawing frozen foods; vacuum defrosting apparatus for thawing frozen foods; storage device for promoting the maturation of foods by maintaining temperature; kitchen sinks; kitchen sinks with refrigerators; water purifying apparatus and machines; solar water heaters; electric water purifying apparatus for purifying tap water by freezing and then melting; water electrolyzing apparatus and machines; taps [faucets]; filters for drinking water; dish sterilizing machines; sterilizing machines for cooking utensils; heaters for keeping soup hot; electrically heated storage apparatus; heating apparatus for beverages; dish drying machines; electric coffee makers; electric fryers with tables; electric deep fryers; electric noodle boilers; electric food steamers; rice cookers; electric cooking pots; roasters; cooking ovens; microwave ovens [cooking apparatus]; gas water heaters; cooking heaters; table-mounted ice dispensers; ice and chilled water dispensers; draft beer dispensers with cooling functions; iced coffee dispensers; juice dispensers; iced aerated beverage dispensers; servers for shochu mixed with soda water; wine servers; cocktail servers; chilled sake servers; chilled beverage dispensers; soft ice cream servers; soft ice cream beverage servers; miso soup dispensers; soup dispensers; mineral water dispensers; aerated water dispensers; ice cream dispensers; beverage dispensers; electrically heated table ware dispensers; heated table ware dispensers; electrically heated mobile wagon-type tea dispensers; paper cup dispensers for supplying tea being parts and fittings for electric tea making apparatus; electric beer servers with a cooling function; electric tea and hot water dispensers; valves for supplying draft beer and for supplying beverages, being parts and fittings for refrigerating apparatus for draft beer and other beverages.

Installation, repair and maintenance of electric appliances; installation, repair and maintenance of kitchen equipment; installation, repair and maintenance of sanitation facilities; rebuilding machines that have become worn or partially destroyed; installation, repair and maintenance of boilers; installation, repair and maintenance of freezing machines and apparatus; installation, repair and maintenance of table-mounted electrical refrigerators and freezers; installation, repair and maintenance of defrosting and refrigerating apparatus and machines; installation, repair and maintenance of refrigerators for cooling beer mugs; installation, repair and maintenance of refrigerators for cooling wine; installation, repair and maintenance of prefabricated electrical refrigerators; installation, repair and maintenance of prefabricated electrical ice storage freezers; installation, repair and maintenance of deep-freezers for food; installation, repair and maintenance of quick cooling refrigerators for food; installation, repair and maintenance of refrigerators and freezers; installation, repair and maintenance of kitchen sinks with refrigerators; installation, repair and maintenance of electric showcase refrigerators and freezers for sushi; installation, repair and maintenance of electric showcase refrigerators and freezers; installation, repair and maintenance of electric refrigerated display stands; installation, repair and maintenance of table-mounted ice dispensers; installation, repair and maintenance of ice and chilled water dispensers; installation, repair and maintenance of electric water cooling apparatus; installation, repair and maintenance of refrigerating apparatus for use with cold salt water for perishable foods; installation, repair and maintenance of refrigerating apparatus for use with cold water for draft beer and other beverages; installation, repair and maintenance of electric table-top ice making machines with ice cream making functions; installation, repair and maintenance of ice making machines with packaging functions; installation, repair and maintenance of ice making machines; installation, repair and maintenance of electric deep fryers; installation, repair and maintenance of rice cookers; installation, repair and maintenance of cooking pots; installation, repair and maintenance of roasters; installation, repair and maintenance of cooking ovens; installation, repair and maintenance of electric fryers with tables; installation, repair and maintenance of electric noodle boilers; installation, repair and maintenance of electric food steamers; installation, repair and maintenance of cooking heaters; installation, repair and maintenance of dish drying machines; installation, repair and maintenance of dish sterilizing machines; installation, repair and maintenance of sterilizing machines for cooking utensils; installation, repair and maintenance of draft beer dispensers with cooling functions; installation, repair and maintenance of valves for supplying draft beer and other beverages; installation, repair and maintenance of electric washing machines; installation, repair and maintenance of laundry dryers; repair and maintenance of power-driven floor cleaning machines; installation, repair and maintenance of iced coffee dispensers; installation, repair and maintenance of electric coffee makers; installation, repair and maintenance of juice dispensers; installation, repair and maintenance of iced aerated beverage dispensers; installation, repair and maintenance of servers for shochu mixed with soda water; installation, repair and maintenance of wine servers; installation, repair and maintenance of cocktail servers; installation, repair and maintenance of chilled sake servers; installation, repair and maintenance of chilled beverage dispensers; installation, repair and maintenance of soft ice cream servers; installation, repair and maintenance of soft ice cream beverage servers; installation, repair and maintenance of miso soup dispensers; installation, repair and maintenance of soup dispensers; installation, repair and maintenance of soup keeping heaters; installation, repair and maintenance of mineral water dispensers; installation, repair and maintenance of aerated water dispensers; installation, repair and maintenance of ice cream dispensers; installation, repair and maintenance of beverage dispensers; installation, repair and maintenance of table ware dispensers; installation, repair and maintenance of heated table ware dispensers; installation, repair and maintenance of water-spraying industrial defrosting apparatus for thawing frozen foods; installation, repair and maintenance of vacuum defrosting apparatus for thawing frozen foods; installation, repair and maintenance of storage devices for promoting the maturation of foods by maintaining temperature; installation, repair and maintenance of electrically heated storage apparatus; installation, repair and maintenance of mobile wagon-type tea dispensers; installation, repair and maintenance of electric tea and hot water dispensers; installation, repair and maintenance of paper cup dispensers for supplying tea; installation, repair and maintenance of electric water purifying apparatus for purifying tap water by freezing and then melting; installation, repair and maintenance of water electrolyzing apparatus and machines; installation, repair and maintenance of water purifying apparatus and machines; installation, repair and maintenance of microwave ovens [cooking apparatus]; installation, repair and maintenance of ice cream making machines; installation, repair and maintenance of household electrothermic appliances; installation, repair and maintenance of water tanks for live fish; installation, repair and maintenance of gas water heaters; installation, repair and maintenance of electromagnetic induction cookers; installation, repair and maintenance of non-electric cooking heaters; installation, repair and maintenance of kitchen worktops; installation, repair and maintenance of kitchen sinks; installation, repair and maintenance of cooking pots and pans [non-electric]; installation, repair and maintenance of plate racks for kitchens; installation, repair and maintenance of signboards; installation, repair and maintenance of prefabricated electrical ice storage freezers; installation, repair and maintenance of ice chests; installation, repair and maintenance of ice-cooling refrigerators; installation, repair and maintenance of tap water filters; installation, repair and maintenance of vending machines; installation, repair and maintenance of conveyors for ice; installation, repair and maintenance of whipped cream making and dispensing machines; installation, repair and maintenance of vacuum-packaging machines; installation, repair and maintenance of ice shaving machines; installation, repair and maintenance of ice crushing machines; installation, repair and maintenance of washing machines for cooking utensils; installation, repair and maintenance of dish washing machines; installation, repair and maintenance of dish conveyors for use with dish washing machines; installation, repair and maintenance of dish lifting apparatus for use with dish washing machines; installation, repair and maintenance of dish storage wagons for use with dish washing machines; installation, repair and maintenance of washing machines for griddles for roasting meat; installation, repair and maintenance of kitchen garbage drying machines; installation, repair and maintenance of garbage disposal apparatus; installation, repair and maintenance of kitchen carts with heat/cold retaining functions; installation, repair and maintenance of metallic or synthetic resin panels for prefabricated refrigerated warehouses; chimney sweeping, cleaning of air inlets and exhaust openings in buildings; cleaning of the exterior surfaces of buildings, cleaning of the interior of buildings, window cleaning, floor polishing, cleaning of purification installations for sewage, septic tank cleaning, bathtub and bath boiler cleaning, street cleaning, storage tank cleaning, cleaning of roof drains, disinfecting; rental of building and construction equipment, rental of construction machines and apparatus, rental of cleaning machines, rental of mops, rental of car-washing apparatus, rental of electric washing machines, rental of laundry dryers, rental of spin dryers for clothes, rental of air-conditioning apparatus.

Refrigerating apparatus and machines; heating apparatus; cooking apparatus and installations; drying apparatus; ventilation [air-conditioning] installations and apparatus; sanitary apparatus and installations; water supply installations; lighting apparatus and installations; ice making machines; ice making machines with dispenser; electric table-top ice making machines with ice cream making functions; ice making machines with packaging functions; refrigerators; prefabricated electrical refrigerators; freezers; deep-freezers for food; quick cooling refrigerators for food; prefabricated electrical ice storage freezers; defrosting/refrigerating apparatus and machines; refrigerators for cooling beer mugs; refrigerators for storing/cooling wine; table-mounted electrical refrigerators and freezers; refrigerating apparatus for use with cold salt water for perishable foods; refrigerating apparatus for use with cold water for draft beer and other beverages; electric showcase refrigerators and freezers; electric refrigerated display stands; ice chests; cooling apparatus for beverages; electric water cooling apparatus; water-spraying industrial defrosting apparatus for thawing frozen foods; vacuum defrosting apparatus for thawing frozen foods; storage device for promoting the maturation of foods by maintaining temperature; kitchen sinks; kitchen sinks with refrigerators; water purifying apparatus and machines; solar water heaters; electric water purifying apparatus for purifying tap water by freezing and then melting; water electrolyzing apparatus and machines; taps [faucets]; filters for drinking water; dish sterilizing machines; sterilizing machines for cooking utensils; heaters for keeping soup hot; electrically heated storage apparatus; heating apparatus for beverages; dish drying machines; electric coffee makers; electric fryers with tables; electric deep fryers; electric noodle boilers; electric food steamers; rice cookers; electric cooking pots; roasters; cooking ovens; microwave ovens [cooking apparatus]; gas water heaters; cooking heaters; table-mounted ice dispensers; ice and chilled water dispensers; draft beer dispensers with cooling functions; iced coffee dispensers; juice dispensers; iced aerated beverage dispensers; servers for shochu mixed with soda water; wine servers; cocktail servers; chilled sake servers; chilled beverage dispensers; soft ice cream servers; soft ice cream beverage servers; miso soup dispensers; soup dispensers; mineral water dispensers; aerated water dispensers; ice cream dispensers; beverage dispensers; electrically heated table ware dispensers; heated table ware dispensers; electrically heated mobile wagon-type tea dispensers; paper cup dispensers for supplying tea being parts and fittings for electric tea making apparatus; electric beer servers with a cooling function; electric tea and hot water dispensers; valves for supplying draft beer and for supplying beverages, being parts and fittings for refrigerating apparatus for draft beer and other beverages.

Installation, repair and maintenance of electric appliances; installation, repair and maintenance of kitchen equipment; installation, repair and maintenance of sanitation facilities; rebuilding machines that have become worn or partially destroyed; installation, repair and maintenance of boilers; installation, repair and maintenance of freezing machines and apparatus; installation, repair and maintenance of table-mounted electrical refrigerators and freezers; installation, repair and maintenance of defrosting and refrigerating apparatus and machines; installation, repair and maintenance of refrigerators for cooling beer mugs; installation, repair and maintenance of refrigerators for cooling wine; installation, repair and maintenance of prefabricated electrical refrigerators; installation, repair and maintenance of prefabricated electrical ice storage freezers; installation, repair and maintenance of deep-freezers for food; installation, repair and maintenance of quick cooling refrigerators for food; installation, repair and maintenance of refrigerators and freezers; installation, repair and maintenance of kitchen sinks with refrigerators; installation, repair and maintenance of electric showcase refrigerators and freezers for sushi; installation, repair and maintenance of electric showcase refrigerators and freezers; installation, repair and maintenance of electric refrigerated display stands; installation, repair and maintenance of table-mounted ice dispensers; installation, repair and maintenance of ice and chilled water dispensers; installation, repair and maintenance of electric water cooling apparatus; installation, repair and maintenance of refrigerating apparatus for use with cold salt water for perishable foods; installation, repair and maintenance of refrigerating apparatus for use with cold water for draft beer and other beverages; installation, repair and maintenance of electric table-top ice making machines with ice cream making functions; installation, repair and maintenance of ice making machines with packaging functions; installation, repair and maintenance of ice making machines; installation, repair and maintenance of electric deep fryers; installation, repair and maintenance of rice cookers; installation, repair and maintenance of cooking pots; installation, repair and maintenance of roasters; installation, repair and maintenance of cooking ovens; installation, repair and maintenance of electric fryers with tables; installation, repair and maintenance of electric noodle boilers; installation, repair and maintenance of electric food steamers; installation, repair and maintenance of cooking heaters; installation, repair and maintenance of dish drying machines; installation, repair and maintenance of dish sterilizing machines; installation, repair and maintenance of sterilizing machines for cooking utensils; installation, repair and maintenance of draft beer dispensers with cooling functions; installation, repair and maintenance of valves for supplying draft beer and other beverages; installation, repair and maintenance of electric washing machines; installation, repair and maintenance of laundry dryers; repair and maintenance of power-driven floor cleaning machines; installation, repair and maintenance of iced coffee dispensers; installation, repair and maintenance of electric coffee makers; installation, repair and maintenance of juice dispensers; installation, repair and maintenance of iced aerated beverage dispensers; installation, repair and maintenance of servers for shochu mixed with soda water; installation, repair and maintenance of wine servers; installation, repair and maintenance of cocktail servers; installation, repair and maintenance of chilled sake servers; installation, repair and maintenance of chilled beverage dispensers; installation, repair and maintenance of soft ice cream servers; installation, repair and maintenance of soft ice cream beverage servers; installation, repair and maintenance of miso soup dispensers; installation, repair and maintenance of soup dispensers; installation, repair and maintenance of soup keeping heaters; installation, repair and maintenance of mineral water dispensers; installation, repair and maintenance of aerated water dispensers; installation, repair and maintenance of ice cream dispensers; installation, repair and maintenance of beverage dispensers; installation, repair and maintenance of table ware dispensers; installation, repair and maintenance of heated table ware dispensers; installation, repair and maintenance of water-spraying industrial defrosting apparatus for thawing frozen foods; installation, repair and maintenance of vacuum defrosting apparatus for thawing frozen foods; installation, repair and maintenance of storage devices for promoting the maturation of foods by maintaining temperature; installation, repair and maintenance of electrically heated storage apparatus; installation, repair and maintenance of mobile wagon-type tea dispensers; installation, repair and maintenance of electric tea and hot water dispensers; installation, repair and maintenance of paper cup dispensers for supplying tea; installation, repair and maintenance of electric water purifying apparatus for purifying tap water by freezing and then melting; installation, repair and maintenance of water electrolyzing apparatus and machines; installation, repair and maintenance of water purifying apparatus and machines; installation, repair and maintenance of microwave ovens [cooking apparatus]; installation, repair and maintenance of ice cream making machines; installation, repair and maintenance of household electrothermic appliances; installation, repair and maintenance of water tanks for live fish; installation, repair and maintenance of gas water heaters; installation, repair and maintenance of electromagnetic induction cookers; installation, repair and maintenance of non-electric cooking heaters; installation, repair and maintenance of kitchen worktops; installation, repair and maintenance of kitchen sinks; installation, repair and maintenance of cooking pots and pans [non-electric]; installation, repair and maintenance of plate racks for kitchens; installation, repair and maintenance of signboards; installation, repair and maintenance of prefabricated electrical ice storage freezers; installation, repair and maintenance of ice chests; installation, repair and maintenance of ice-cooling refrigerators; installation, repair and maintenance of tap water filters; installation, repair and maintenance of vending machines; installation, repair and maintenance of conveyors for ice; installation, repair and maintenance of whipped cream making and dispensing machines; installation, repair and maintenance of vacuum-packaging machines; installation, repair and maintenance of ice shaving machines; installation, repair and maintenance of ice crushing machines; installation, repair and maintenance of washing machines for cooking utensils; installation, repair and maintenance of dish washing machines; installation, repair and maintenance of dish conveyors for use with dish washing machines; installation, repair and maintenance of dish lifting apparatus for use with dish washing machines; installation, repair and maintenance of dish storage wagons for use with dish washing machines; installation, repair and maintenance of washing machines for griddles for roasting meat; installation, repair and maintenance of kitchen garbage drying machines; installation, repair and maintenance of garbage disposal apparatus; installation, repair and maintenance of kitchen carts with heat/cold retaining functions; installation, repair and maintenance of metallic or synthetic resin panels for prefabricated refrigerated warehouses; chimney sweeping, cleaning of air inlets and exhaust openings in buildings; cleaning of the exterior surfaces of buildings, cleaning of the interior of buildings, window cleaning, floor polishing, cleaning of purification installations for sewage, septic tank cleaning, bathtub and bath boiler cleaning, street cleaning, storage tank cleaning, cleaning of roof drains, disinfecting; rental of building and construction equipment, rental of construction machines and apparatus, rental of cleaning machines, rental of mops, rental of car-washing apparatus, rental of electric washing machines, rental of laundry dryers, rental of spin dryers for clothes, rental of air-conditioning apparatus.