/ About Us

Who We Are

Shanghai JoinSTAR Sealant Materials Co., Ltd located in Shanghai, the frontier —— of economy and technology in China. It is a special sealant and adhesive supplier in China, with 12 years of sealant supply experience since 2010.

JoinSTAR Processing Power:

Shanghai JoinSTAR Sealant Materials Co., Ltd has an advantageous product supply chain, providing various models of first-line brands including DOWSIL(Dow Corning), Sika, Wacker, SOUDAL, etc. Because of our experience in exporting to Vietnam, the Philippines and other Southeast Asian regions, Türkiye, Australia and other places, we have accumulated good relations with Chinese factories of major brands.

Our main products are structural adhesive, weather resistant adhesive, PU foam, electronic sealant, fireproof adhesive, IG Unit sealant, etc. We are professional glue suppliers in China.

☆ Our Product Quality
Material Used: 100%

☆ Our Quality Objective:
The Production Reached Rate: 100%
Customer acceptance of the first passing rate: 100%
Customer Satisfaction Rate: 90%

we firmly believe that every successful project is the result of good teamwork, we think and innovate together, take customers as God's purpose, close to the target audience's best interactive solution.


Mission & Vision & Values


Manufacture high quality tools to meet and exceed our customers’ expectation while building a professional and innovative company that is always ready to adapt to the constant market changes and challenges.


To be the preferred supplier of special sealant and adhesive supplier in China.


Integrity: Through transparency, we build a strong, trusting relationship with its employees, stakeholders, and customers.

Respect: By building a strong, trusting relationship with employees, stakeholders, and customers, we retain customers and employees.

Innovation: We focus on being ahead of their competitors and introducing new ideas to introduce new products and methods that consumers appreciate.

Best JoinSTAR



Contact Us: +86-19121320938