Weifang Zhongheng Chemical Co.Ltd.,(www.zhonghengchemical.com)the wholly-owned subsidiary of Shouguang Xintian Chemical Co.,Ltd.(www.xintianchemical.com)(Shouguang Xintian Chemical Co.,Ltd. is one modern and professional enterprise which produce Sodium Metabisulfite with the annual production capacity of 150000 metric tons) started in 2006, located in Binhai Economic Development Area, Weifang City, Shandong Province with a registered fund of CNY 5 millions，is a professional manufacter of Sodium metabisulfite，flake caustic，Brominated flame retardants . Company products:Sodium Metabisulfite, Bromine flame retardant agents and other chemicals, meanwhile distribute kinds of water treatment chemicals with reasonable structure and numerous in variety. There is a professional technology team in company with product analysis, test engineer and high-level technical talents. Integrated technology solutions based on customers practices, technical consultation and guidance can be provided efficiently. While we have a interpersonal cooperation with chemicals scientific research institutions so the newest technology and process of chemical products can be developed . Zhongheng Sticks to such business idea of “human-oriented, honest business, quality perfect, customer first” we are looking forward to cooperating with you for creating a bright future together! After continuous exploration and innovation, Zhongheng Chemical get a rapid development with continuous abundant capital and more Standard and matured management. We expect service for you with good prestige and first class services .