1. Angel Yeast Co., Ltd.: Angel Yeast Co., Ltd. is a well-known listed company in Yichang, focusing on R&D, production and sales of yeast and yeast derivatives. The company occupies a leading position in the yeast industry, and its products are widely used in baking, fermented pasta, wine making and other fields.

2. Hubei Yihua Group Co., Ltd.: Hubei Yihua Group Co., Ltd. is a municipal key state-owned enterprise funded and supervised by Yichang State-owned Assets Supervision and Administration Commission, and it owns a listed company-Hubei Yihua (000422.sz). The company is mainly engaged in the production and sales of chemical fertilizers and chemical products, with strong mineral resources reserves and production capacity.

3. Hubei Xingfa Chemical Group Co., Ltd. Hubei Xingfa Chemical Group Co., Ltd. (600 14 1) is a company mainly engaged in research and development, production and sales of phosphorus chemical products and fine chemical products. It has a high reputation and market share in the phosphorus chemical industry.

4. Ogilvy & Mather Medical Products Co., Ltd.: Ogilvy & Mather Medical Products Co., Ltd. 1997 was founded in Hong Kong and listed on Shenzhen Stock Exchange in March 20 19 (002950. SZ), focusing on the research, development, production and sales of disposable medical dressings, instruments and sanitary products. After 23 years of development, it has achieved the whole industrial chain coverage from spinning, weaving, bleaching, processing, packaging, sterilization and testing, with outstanding advantages of intelligence, informationization, automation and large-scale production. It is a leading manufacturer and exporter of medical dressings in China.