Quality and innovation have always been at the core of our business. En-Door was a pioneer in the polymer additive industry, a field in which we remain dominant today. The company focuses on a vision of growth through technological innovation, distinguishing itself by constantly optimizing product performance through formulation refinement.

In order to meet the growing needs of global CPVC market, we found the new company En-Door Polymer Industry Co.,Ltd which is specialized in researching, developing and manufacturing of CPVC compound and CPVC pipes & fittings. Backed by dedicated R&D capabilities and  the technical expertise of CPVC field, we can provide one-stop service to customers, including CPVC compound, CPVC pipes and fittings, machineries and moulds and production technology for CPVC piping systems. We also seek for CPVC project cooperation around the world.