Established in 1978, We are one of the Chinese manufacturers specialized in sealing packing, PTFE products, asbestos products, graphite products, rubber products, gasket, and other insulation, safety sealing materials.

• 余姚市腾密封制品厂创建于1978年,是专业生产制造密封盘根,聚四氟乙烯制品,石棉制品,石墨制品,橡胶制品及其他绝缘密封材料。