The company was established in October 2023 and moved from Songjiang to Fengxian District, Shanghai in 2023. The company's predecessor was Shanghai Yihuang Environmental Protection Technology Co., Ltd., located in Songjiang Industrial Zone, Shanghai. It is a private enterprise established in Shanghai by Yunnan Yintong Economic and Trade Company through Yunnan-Shanghai cooperation. It has gone out of Yunnan and is based in Shanghai. There are more than 30 professional and technical personnel of various types. They mainly use the rich phosphate resources in Yunnan Province and use advanced technology to produce feed-grade calcium hydrogen phosphate (DCP), tricalcium phosphate (TCP), monocalcium phosphate (MCP), etc. The products produced by this technology have all indicators that meet domestic and international standards, and the water-soluble phosphorus index of monocalcium phosphate is better than the international standard. Under the new situation of market economy, the company will expand the phosphorus chemical project and develop into a comprehensive enterprise mainly based on phosphorus. Relying on stable and timely product supply capabilities, high-quality product quality, rich experience and comprehensive services, the company has become a recognized and trustworthy supplier for many domestic and foreign buyers, and has won a good reputation among customers. The development of feed additive calcium phosphate products is in line with the national industrial development policy. At present, our company's production scale is 18000tons of calcium hydrogen phosphate and 3500 tons of calcium dihydrogen phosphate per year. The product market prospects are good and it is mainly exported to Japan, Europe, America, Southeast Asia and other countries.