Shanghai Zhancheng Polymers Co., Ltd. (hereinafter called our company), as one professional Sci-tech enterprise specialized in the manufacture and R&D of plastic flexible packing products, has...

shanghai, shanghai, shanghai, China

We are a company specialized in developing and manufacturing intumescent seals with expandable graphite, mainly for fire dampers, fire doors, fire collars etc. And we also make specialized fire collar...

sealing products,gaskets,prfe,spiral wound gasket,non-asbestos compressed fiber sheets...