The list of companies includes Hebei University of Technology Keya Energy Technology Co., Ltd., HBIS Co., Ltd., and China Sunway Pharmaceutical Group Co., Ltd.

According to the query ranking 123.com, 1. Hebei University of Technology Keya Energy Technology Co., Ltd. is a one-stop provider of comprehensive smart heating solutions focusing on smart heating and smart energy management. Technical service provider.

2. HBIS Co., Ltd. is a large-scale steel enterprise formed through the merger and absorption of the securities market by three listed companies: Tangshan Iron and Steel Co., Ltd., Handan Iron and Steel Co., Ltd., and Chengde Vanadium and Titanium.

3. China Sunway Pharmaceutical Group Co., Ltd. is a large enterprise specializing in the research, development, production and sales of modern traditional Chinese medicine. The "Shenwei" trademark is a well-known trademark in China.