... technique is welcomedSpecification:according to drawins and samples Meterial: Steel, stainless steel, carbon steel, aluminum, zinc, brass, plastic etc. Making process: Stamping, ... technique of welding, stamping, bending, coating, injection moldingCompany profileAolin Vehicles Co. Ltd, was founded in 1990 and is located in ... company in the near future. short frame seat back for railway train AL-0076