"Base in high-end market, lead fine chemicals time Tianhe Chemicals Group (hereafter referred to as ""Tianhe Chemicals"") ,the headquarter is located in the economic development zone around Bohai Sea, in the city of Jinzhou, a beautiful coastal city of Liaoning Province. Tianhe Chemicals has been the first-level network supplier of Sinopec and PetroChina, the science & technology project base supported by the Ministry of Science & Technology of China and has passed the quality control system ISO9002, ISO9000, ISO9001certification, environment certification ISO14001 and occupational safety certification GB/T28001-2001. Tianhe Chemicals grew out of Yixian Fine Chemicals Factory which started business in 1992; in 1998,Liaoing Tianhe Fine Chemicals Co., Ltd. was established, with the registration capital of RMB100,000,000Yuan；in 2007, Tianhe Chemicals Group came into existence affiliated by four companies, five key production foundations and one R&D center, which are Jinzhou DPF-TH Chemi