Zhi An Da Steel & Aluminium Product Co., Ltd was found in 1993. Start with window accessory and aluminium frame. Over 15 years grow, we have diversified our product into 5 major category: aluminium profile; window and door accessory; furniture hardware; electrical appliance part and auto accessory. We have varied of production ability such as: extrusion; casting; rolling; bending; stamping; welding and computer numerical control(CNC). For the surface treatment, we have painting; powder coating; anodizing and coloration and wood grain transfer to meet different clients need around the...