Energy science and technology research services, special equipment, electrical equipment sales, solar power generation, power supply, electricity sales, water filtration, purification machinery and device sales, special equipment maintenance, household electrical appliances repair, household product repair, power system installation services, civil engineering Engineering construction, municipal engineering construction, municipal engineering design services, water conservancy generator electrical equipment engineering services, solar power generation, solar power generation engineering construction, operation and maintenance services.

Purchase and sale of agricultural products; white melon seeds, horned melon seeds, sunflower seeds, peeling, peeling kernels (preliminary processing);

Engineering and technology research and experimental development; graphite and graphene technology development, consulting, exchange, transfer, promotion services; graphite and carbon products, nanomaterials, other synthetic materials (excluding hazardous chemicals), lithium-ion battery manufacturing; goods Import and export; technology import and export; industrial investment; mining investment.

Production for extraction, concentration and marketing of natural substances

Graphite mining

Manufacturing of graphite and carbon products; manufacturing of refractory ceramic products and other refractory materials; wholesale of metals and metal ores; wholesale of non-metallic minerals and products; road transportation of general goods (except for projects prohibited from investment by the state and chemical dangerous goods); import of goods or technologies Export (except for the import and export of goods and technologies that are prohibited by the state or that involve administrative approval).

Oxidation catalyst

Gold mining

Gold mining