1,Safety durable frame scaffold 2,Auto-welding machine,100000m2 factory 3,export to USA,UK,SG,AU, ... ., Ltd , a professional manufacturing factory of Scaffolding in China, We specialize in various scaffolding systems and accessories,,They are: 1) System ... ) Scaffold couplers: drop forged, and steel pressed clamps.3) Frame scaffolding: plattec, mansion, other frames.4) Scaffold tubes: galvanized, and ...