Beijing Jingyuntong Technology Co., Ltd., together with its subsidiaries, engages in the research, development, production, and sale of monocrystalline silicon products in China and internationally. It operates through High-End Equipment Manufacturing Business; New Energy Power Generation Business; New Materials Business; Energy-Saving and Environmental Protection Business; and Other Equity Investment Business segments. The company offers photovoltaic-grade monocrystalline silicon rods and wafers. It also provides photovoltaic equipment and semiconductor equipment comprising single crystal silicon growth furnace, diamond wire squarer, diamond wire slicer, zone melting single crystal silicon furnace, silicon carbide crystal growth equipment, and diamond growth furnace, etc., as well as mono-crystal growers and float-zone furnaces; and PV material products comprising mono and multi crystal ingots and wafers.