WSD chemical limted be established in 2000,WSD chemical limited is professional manufacturer engaged  in the research, development, production, sale and service of  PVC additives). We are located in Shengzhou City,Zhejiang,China, and have convenient transportation access. Our mainly product series : 1. Metal stearate 2 PVC stabilizer 3. Internal&externa lubricants 4. Plasticizer 5. Impact modifier 6 PVC processing aid 7.Chemical foaming agent 8. Pigments 9.Optical brightener 10.Antioxidants and UV asborber Our product mainly used on UPVC pipe, fittings, window,door, panel, ceiling board, profile, shoes, leather ,PVC compound and so on Beside offer these product, our company more import give you fully technical support, give you one stop solutions on PVC industry We always hope we can let your job become easy Hope we can work together, grow together