Tongwei Co., Ltd., controlled by Tongwei Group, is a large-scale private technology-based listed company with the dual main businesses of agriculture and new energy as its core. The company now has more than 200 branches and subsidiaries all over the country and overseas, with more than 50,000 employees. It boasts an annual feed production capacity of more than 10 million tons, an annual production capacity of high-purity crystalline silicon of 420,000 tons, an annual production capacity of solar cells of more than 90GW, an annual module production capacity of 55GW, and a cumulative installed and grid-connected capacity of PV power stations based on "PV+fishery" of 3.7GW.