Yibin Tianyuan Group Co., Ltd., founded by Mr. Wu Yunchu in 1944, is an earlier chlor alkali chemical enterprise in China. Its industries include chemical industry, calcium carbide, thermal power, mining industry, building materials, plastic products, logistics, foreign trade and other fields. It is listed on Shenzhen Stock Exchange (stock code: 002386).
Tianyuan Group has an annual output of 500000 tons of PVC, 480000 tons of caustic soda, 30000 tons of hydrazine hydrate, 30000 tons of trichloroethylene, 80000 tons of new material products, 1.2 million tons of cement production capacity, supporting a series of products such as artificial rutile, sodium phosphate, calcium carbide, yellow phosphorus, and water and electricity, coal mine, phosphate rock and bittern resources.