... , fireproof, heat insulation, wind and seismic resistance, economic. 1. Why light gauge steel structure?Lifetime: more than 50 years ... PVC MODELED DOORALUMINUM ALLOY Wall system for light gauge steel villa---can do different design according to customer's requirements, ... EAVES GUTTER(WITH ACCESSORIES)ELECTRICITY28 LIGHTS,28 SWITCHES,24 SOCKETS,1 DISTRIBUTION BOX 3. Production lines in Putian factory: ...