Jiangsu Changxin sealing material Co., Ltd. specializes in R & D, production and processing of polytetrafluoroethylene (PTFE) and other engineering plastic products. Founded in 2008, the company covers an area of 17847 square meters and a construction area of 11047 square meters:The professional scientific and technological innovation team has national invention patents. It has passed  ISO9001:2015 quality management system certification, ISO14001:2015 environmental management system certification and ISO45001:2018 occupational health and safety management system certification.

High quality products come from the effective production and quality management and control system, our advanced production equipment, excellent engineering and technical personnel and quality assurance control team, to ensure the best quality of products and the fastest service.


The main products are as follows:
 ● PTFE nozzle is used in 110kV, 220kV, 550kV, 800kV and 1100kV power switch.
 ● Polytetrafluoroethylene (PTFE) various mechanical parts, seals, insulating sleeves, capacitor retaining rings, etc.
 ● PVDF, PFA, POM, PA and other engineering plastic machinery parts.
After more than 30 years of service, Changxin products have many famous brand customers at home and abroad, such as abb, Siemens, Hitachi, FOSS, JC, Shanghai Siyuan electric appliance, Dongfeng Motor, Jingcheng compressor, etc. Products are widely used in: power switch, power machinery, valves, pneumatic components, photoelectric technology, gas compressor, automobile, engineering machinery, environmental protection technology and other industrial fields, and actively provide effective technology and product services for new industrial fields and new and old customers.

Our services include:
 ● Wide range of resources 
 ● Innovation process to help customers improve efficiency
 ● The sales representatives are well trained
 ● Product quality assurance
 ● Deliver on time in good faith
 ● After sales service is in place in a timely manner