... gifts, artwares, toys 3,Pass ISO9001,10041 Production Name:Wire Bent With Welded MaterialCarbon steel,stainless steel,alloy steel,Inconel ... China Spring Association. 2.More than one hundred sets of CNC machines,test equipments.3.Passed TS16949, ISO9001,SGS certification4. ... for quality problems6.Free design for all kinds of springs,wire forms7.Springs are exported to fourty coutries at least ...