Beijing Dilong Chemical Co.,Ltd. located at Yanshan petrochemicals industrial development zone in southwest of Beijing and engaged into research and production of antioxidants and antistatic agent for many years with the area of 60000 square meters, floor space of 20000 square meters, The fixed asset of 50,000,000 Yuan, it is under Beijing Yanshan Petrochemical Co.,Ltd. The products mainly sold to large petrochemical enterprises.......