Wuxi Jinkun is mainly engaged in the integration of photovoltaic power generation system, energy storage system and lithium battery pack. Its business scope includes: Technical services, technical development, technical consultation, technical exchange, technology transfer and technology promotion; Sales of solar thermal utilization equipment; Wholesale of hardware products; Retail of hardware products; Sales of metal materials; Sales of electronic products; Sales of household appliances; Sales of mechanical and electrical equipment; Sales of photovoltaic equipment and components; General mechanical equipment installation services; Import and export agency; Battery sales (except for the items that must be approved according to law, carry out business activities independently according to law with the business license)