Shanghai Shuyu Chemical Co., Ltd. is a company integrating research and development, production, and sales. The main products of Shuyu are polycarbonate diol(PCDL) ,  whether-resistant polyester and bio-based polyester polyol. These products are widely applied in polyurethane reactive (PUR) hot melt adhesive, waterborne polyurethane (PUD), solar backsheet coating, two-component polyurethane adhesive(2KPU), polyurethane acrylate resin (PUA), weather-resistant coating, polyurethane flooring and other industries.