Shanghai Renzhong Industry Co.,Ltd is a leading Manufacturer, Supplier and Installer of GCL(Geosynthetic clay Liner), Geomembrane, PP woven Geotextiles, nonwoven geotextile and other water proof material for Civil Engineering and Environmental applications in China. Our factory is located in Shanghai,China, which takes up more than 10,000square meter. Our annual sales amount is about USD30,000,000 for domestic and foreign market. Our company's mission is to provide the best economical ...