1、Established Year?06/4 Apr. 2006 2、How many styles of springs are produced per year? Over 500 kinds 3、Leading Market in the world? Malaysia, Holland, America, Thailand, Venezuela,Brazil,Canada,Switzerland 4、Is there any quality control department? Yes 5、Total amount of exporting? $500000 6、Supply ability? 9000000Pcs/Month 7、Sample leading time 7-15 days according to the products