Vendedor joey-ni

this is me: zhangjiagang huagang industral co ., ltd. we are a high precision seamless steel pipe located in jiangsu .china. certificate:iso 9001.iso/ts 16949 :2008 standards we do :din2391. en10305-1/4. astm etc.. we did carbon steel. we have regular business in: u.s(york,voestalpine), france(smc), india(avon) ,germany(benteler，vibracoustic) etc...