KEJIAN Founded in 2005, with a registered capital of 53.9 million RMB, located in Shanghai Songjiang Industrial Park, own plant covering an area of 20000 ㎡.

We have three subsidiaries  with an output value of 450 million RMB in 2022, and four operation centers around the world.Over the past years, we keep focusing on Butyl rubber products, sealing, waterproofing, damping and environmental protection. We’re now one of the largest professional manufacturers of butyl products in the world.

Honor: Shanghai high tech enterprise, The State Specializes in Special New "little giant" Enterprises,Songjiang District Enterprise Technology Center, and subordinate CNAS & CMA Testing Center.

Service industries: Transportation, Construction, Aerospace division, Communication, Refrigeration, New retail and other industries.

Corporate culture: Service    Innovation    Unity    Development