Weifang Dimeng Chemical Co., Ltd., the production center is located in Longchi Chemical Industrial Park, Weifang, Shandong Province, covering an area of 30000 square meter, and the R&D center is located in the high-tech zone of Weifang High-speed Railway North Station. Specializing in the research, development, production and sales of plastics, coating additives and solvent products, it is a private joint-stock enterprise integrating technology, industry and trade.

The company's main products are dimethyl phthalate (DMP), diethyl phthalate (DEP), triethyl citrate(TEC), PVC plasticizer and other high-end chemicals, which are used in plastics and coatings as environmentally friendly plasticizers, film-forming agents, beneficiation agents, fixatives, and pesticide intermediates.