Hubei Yihua Group is one of the most influential enterprises among China's petro-chemical industry. Yihua consists of two listed companies namely Hubei Yihua Chemical Industry and Shuanghuan Science and Technology, with 20,000 employees. Yihua Group's core business spans coal, phosphorus and salt chemical industries, and has operated more than 40 R&D Centers and production bases across the country. With a well-established network system of marketing, Yihua's leading products are sold well and gain good reputation both in China and overseas.