China Dadi Chemical Limited was established in the British Cayman Islands on November 11, 2011. The Group's companies include Dadi Chemical Limited, Shandong Dadi Salt Chemical Group Co., Ltd., Shandong Yubang Chemical Co., Ltd., and Shouguang Golden Sun Thermal Power Co., Ltd. Among them, Shandong Dadi is the founding company of the Group. Its predecessor was Shouguang City Luhe Salt Field. It was founded in 1956 and was restructured into a private enterprise at the end of 2003. It has a long history of development.

The Group is a company that extracts bromine from natural underground brines and uses the brine after extraction of bromine to produce the original salt. The original salt is used to produce caustic soda and liquid chlorine by ion-exchange membrane electrolysis. The main business is the production and sale of raw materials for raw materials such as raw salt, bromine, caustic soda, liquid chlorine and hydrogen. It is one of the large-scale production and research bases for salt chemical products in China. As a "China Patent Shandong Star Enterprise" and "China Ocean Chemical (Shouguang) Industrial Base Key Enterprise", the company adheres to the business philosophy of "honesty, customer first, strengthening control, quality first, continuous improvement, striving for first-class". Relying on abundant underground brine resources, abundant land resources, advanced high-tech advantages and scientific enterprise management advantages, the company focuses on research and development of deep processing products such as salt, bromine, chlorine and hydrogenation. The products have many varieties, large output and high quality. Among them, the production capacity and quality of caustic soda, liquid chlorine, bromine and raw salt rank among the top in the country and in the industry.