Rui Chen

Shanghai Zhongsheng Industry Co., Ltd. engages in the manufacture and sale of metal materials and products. Its business activities include sale and development of computer hardware and software products, interior decorating services, cargo handling services, and business advisory services. The company was founded on March 20, 2001 and is headquartered in Shanghai, China.

Ningxia Hengli Biological New Material Co. Ltd. engages in the producing of fertilizer. Its business scope includes research and development, manufacturing, and sales of fine chemical products produced by biological methods, such as long-chain dibasic acid and its derivative chemical products, bio-organic fertilizer, and sodium sulfate. The company was founded on June 2, 2017 and is headquartered in Shizuishan, China.

Ningxia Huahui Environmental Technology Co., Ltd. engages in production of activated carbon. Its products are divided into pellet carbon, pellet crushed granular carbon, impregnated carbon, acid washed carbon, powder carbon, briquette carbon and others. The company was founded on June 18, 1992 and is headquartered in Yingchuan, China.