General projects: Technical service, technology development, technology consultation, technology exchange, technology transfer, technology promotion; Bio-based material technology research and development; Sales of photovoltaic equipment and components; Solar thermal power generation products sales; Solar thermal power equipment sales; Battery sales; Engineering and technology research and experimental development; Sales of solar thermal utilization products; Sales of solar thermal equipment; New energy power equipment sales; New material technology research and development; New material technology extension services. To independently carry out business activities according to the business license) Permitted projects: Power generation business, transmission business, power supply (distribution) business. (The specific business projects shall be subject to the approval documents or licenses of the relevant departments)