... when bend,no impurity 4.New design 2011 NEW Real estate and construction. Product Introduction: Songsu pvc trunking Material: ... reliablyEffect: After using,wiring easily and trimlyMainterance: Convenient for maintaining and searching and exchangingLifetime: Anti-aging,normal use life ... No. 3, Mid First Dongfu Rd., Fulv 1st Industrial Estate, Leliu Town , Shunde District, Guangdong, China (Mainland)Tel ...