Dear Luiz Carlos da Silva, We had seen your requirement for Expendable / Expansible Polystyrene on Alibaba website and would like to introduce Star Asia ( far East) co., Ltd as a reliable supplier of Expandable Polystyrene of Taiwanese Origin . We Supply Various Grades from General Purpose to Anti Static Grade . Our Products are Qualified , Iso Certified and Approved by Major users all around the world . We would like to know more about your requirement like what grade you are looking and for to which port. If you have any specification pls do attach us so that we could quote you our best. Appreciate your prompt response. Thanks & best regards, Josica.