... 3, ISO9001:2008 3.Benz's supplier deep drawing rack for Building IndustryMaterialiron or other metal meterialServiceOEM, ... aluminum, zinc, brass, plastic etc.Making process: Stamping, deep drawing, bending, punching, threading, welding , tapping, riveting, grindingSurface treatment ... of welding, stamping, bending, coating, injection moldingCompany profile Aolin Vehicles CO.Ltd, was founded in 1990 and ...