Established in 1999, Nanjing Datang Chemical Co., Ltd. is a fine chemical manufacturing company specialized in the development and production of arene sulfonic acid, cresol, xylenol, ethyl phenol, tert-butyl phenol, antioxygen, and other alkylated products. The factory of Datang is located in Juye County Chemical Park, Heze, Shandong Province, China. It is a high-tech enterprise that has passed the ISO9001 certification. In recent years, Datang has constantly introduced high-quality talents and purchased advanced production and test equipment. It is committed to the research and development of intermediate products of hindered phenol antioxidants.