Tianjin Xinxin Chemical Factory is the largest and multiple-producing enterprise specialized in researching, producing and selling zinc sulfate. Since it was established in 1995, the productivity grows rapidly, at present our annual capacity has reached to 30000 metric tons. Our factory has become a leading supplier of zinc sulfate in the North of China. In 2002, we set up Tianjin Xinpeng Heat Zincification Co., Ltd, which is specialized in pot galvanizing of metallic structure,flange,lamp post,sign post and so on. Annual we could treat 15000metric tons. In 2003, we established Tianjin Yufeng Chemical Co., Ltd which specialized in producing Calcium Hypochlorite (Bleaching Power Concentrate) with yearly output of 35000 metric tons. In 2007, Tianjin Wosen Fine Chemical Co., Ltd was founded, which speciallize in producing water treatment chemicals series products including Corrosion and scale inhibitor, Germicide and algicide, and Dispersing agent. In 2008,we set up Tianjin Jingxiangtai Imports and Exports Trading Co.,Ltd dealing in business of our own products for our factories. Tianjin Xinxin Chemical Factory is located in Xiqing of Tianjin, near to 205 State Way, 1kilometer to the Tianjin-Tanshan Highway and 35 kilometers to Tianjin port (Xingang). Its advantage of address is very convenient for transportation. We always insist ”Leading Quality, Faith Business Basic” and we get good reputation and approval from domestic and abroad customers. Our brand “Dongxin” of zinc sulfate has become well-known in many industry fields and many enterprises in large-scale deem us as an excellent raw material supplier. Our products sell to 27 provinces in domestic and export to many countries and areas such as Europe and USA, Australia, Japan, Korea, East Asia, South Asia and South-east Asia. We are willing to establish prominent future and expand business in our mutual benefit with the customers and friends all over the world through our sincere service and superior products.