Shanghai Haozheng Building Materials Co., Ltd is a professional manufacture of polyurethane building material, specialized in researching, developing, sales and constructing for long time. We are leader supplier of the one-component ,two Ccomponent  products and  raw material in China. 

Based on our advanced technology from Germany and Belgium , our polyurethane foam product have been well-known in China and oversea market. 

Based on our advanced spray equipment and professional person with rich experience, we become the most competitive company in the sealant filed and spray insulation filed .

We are sincerely hoping to develop the market with you in the near bright future !

thank you !