ChangYuan Technology Group Ltd. engages in the research, development, manufacture, sale, and service of electronic vehicle (EV) related materials. It operates through the following business segments: EV related materials, Smart factory equipment, and Smart grid equipment. The EV related materials segment includes lithium-ion battery separators, lithium battery electrolyte additives, and cathode materials for lithium-ion batteries. The Smart factory equipment segment includes automatic equipment, test systems, smart sewing equipment, and overall smart factory solutions. The Smart grid equipment segment includes power grid protection control equipment, distribution automation equipment, and cable accessories. The company was founded in 1986 and is headquartered in Shenzhen, China.