About Us

Kingsun sealing technology (Shanghai) co., Ltd., formerly known as Shanghai Kingsun rubber products factory,which is a 20 years’ history manufacturer, specialized in different kinds of rubber diaphragms and rubber seals, which are oil-proof, acid –proof, alkali-proof and other chemical solvent-resistant. The products are widely applied to gas equipment, pump & valve equipments, hydraulic parts, pneumatic component, electronic component, auto parts, aviation industry and water treatment system.

The new production base of the company is located in Jiangsu Suzhou Dongbang industrial park, covering an area of 13800 square meters. According to high standard, choosing imported raw rubber, using advanced reinfining technology and perfect sulfuration technology to assure excellent quality .We provide top-rank products for customers. Our factory is awarded as "excellent supplier" by top global 500 enterprises. We have attained ISO9001:2015 Quality Control System Certification,IATF16949:2016 Certification and have been certified by DVGW (German gas and water industry association), WRAS(British drinking water safety certification), ACS( French health certification ), EN 681 certification, Northernwest Rubber & Plastic Institute, National Rubber Seal Products Quality Supervision and Inspection Center, Shanghai Rubber Products Research Institute and Production approval of domestic products related to drinking water sanitation and safety in Jiangsu Province. We supply rubbers to North America, Europe, the Middle East, South Asia and national wide.

Our development Motto: Market-oriented, technologies- based, emphasize on quality, sincere service; provide supreme products and services for customers from all over the world.