... specialized in product designing,mould designing,production manufacturing and assembling.Feature:1.Equipment: We own various kinds ... silkscreening,welding,progression die,grinding,riveting,etc.2.Material: stainless steel, brass, copper, aluminum, iron(SGCC,SPCC,SECC),etc ... The Hong Kong Metals Manufacturers. Association Membership Certificate and Good faith enterprise certificate.9.OEM service is ...