In October, 2003, TONSAN silicone and anaerobic adhesives and metal rebuilding putties were honored with a qualification certificate and a bronze medal by China Quality Assurance Association.

TONSAN adhesives Inc. is one of the key high tech. companies in domestic adhesive industry. TONSAN also possesses leadership in Chinese sealant, locking anaerobic adhesive and metal rebuilding epoxy industries based on her specialization and know-how about engineering adhesives, compound coatings and mechanical machines.

To make complete solutions to equipment sealing and maintenance is TONSAN’S service goal. TONSAN has intensively developed engineering adhesives in the 7 categories to meet different needs of customers; hence TONSAN products have full spectrum, specializations, and large scales.

TONSAN products have wide applications and deep trusts in metallurgy, power plant, automobile, construction machinery, oil chemical, shipping, military, astronautic, city planning industries and so on because of our advanced technologies, high performances, effective services and tight partnership with our customers.