:Cangnan Industrial Park,Wenzhou City,Zhejiang Pro,China

Konpo has a professional technology team of over 20 years experience in door closer and floor spring R&D, and we are one of the Door Closer Industrial QB Standard constitutor of China. Within ...

jinsheng industrial park,jinli town

JINHUIDA factory is a manufacturer of floor hinges, floor springs, patch fittings, glass clamps, etc., with well-equipped testing equipment and strong technical force. <br /><br /...