3D printers; hydroelectric power generators for outdoor use; hydroelectric power generators for indoor use; micro-hydroelectric power generator for outdoor use; micro-hydroelectric power generator for indoor use; hydroelectric power generators custom-made by 3D printer; micro-hydroelectric power generators for use in sewage facilities

Sewage and sludge purification filter

Advertising, promotion, and marketing services in the nature of viral marketing program, social media marketing, contents marketing, event marketing, outdoor advertising, print advertising, digital advertising, media advertising and television commercial for local government, educational institution, farmer, factory owner and wastewater treatment plant; Retail store services featuring hydroelectric power generators for outdoor use, hydroelectric power generators for indoor use, micro-hydroelectric power generator for outdoor use, micro-hydroelectric power generator for indoor use, hydroelectric power generators custom-made by 3D printer, micro-hydroelectric power generators for use in sewage facilities, sewage and sludge purification filters, and 3D printers

Installation of power generation facilities, sewage and sludge purification filters, and 3D printers; Repair and maintenance of power generation facilities, sewage and sludge purification filters, and 3D printers; Installation, maintenance and repair of apparatus for supplying electricity; consultation services in the field of installation, maintenance and repair of apparatus for supplying electricity; Consulting services for the construction of purification plants

Electricity supply, Consulting on electricity supply; Power generation, Consulting on power generation

services for rental of electric power generators; services for rental of sewage and sludge purification filters; services for rental of 3D printers; 3D printing services for others; generation of power; consultation services in the field of generation of power; Consulting on how to use 3D printers; Technical support services, namely, providing technical advice related to the manufacture of 3D printers

Research and development services relating to electricity generation; Design of power generation facilities, and sewage and sludge purification filters; Technical support services, namely, troubleshooting of computer software problems related to 3D printing application software