JoinLeader released four Tekbond sealants at  the new product introduction ceremony in Hangzhou in late May. At the event, the Tekbond Civil Adhesive Business Academy was also inaugurated.

The four new Tekbond sealants all live up to the national standards of water proof, mildew proof and harmful additives proof. Besides, three of them have won the “Green Shield” of Saint-Gobain, which indicates they achieve higher standards than those set by the world’s five major environmental certification systems.