Gongyi Yuqing Water Purifying Materials Co., Ltd is one of the largest enterprise of producing water treatment materials ( coagulants ,flocculants etc.) in China.Its main products are widely used by domestic water supply companies and other big or medium-sized enterprises.Meanwhile it's also exported to Middle East,Africa,South Asia etc. Our company is able to develop new reagents and has strict administrative rules,all kinds of inspection instruments ,stable quality of products as well.