Shanghai hengtong Co.,Ltd. is a professional manufacturer of chemical products and raw materials. We are one of the standard enterprises  which was located in ShANGHAI . It is one of the largest chemical production bases in the north of China and covers over 30,000 square meters equipped with more than 100 Junior/Senior engineers ,500 staffs and the most advanced producing and testing equipments. Our main products includes the basic inorganic and organic chemicals,dyestuffs and so on,which widely used in paint &coating industrial,rubber industrial,water-treatment industrial,feed industrial,etc. At present,we have established a stable business relation with the United states,Southeast Asia ,Middle east and other 30 countries.What's more,we have been awarded the high reputation by countries.