ZHEJIANG LUNBAO PIPE INDUSTRY CO.,LTD founded in 1992 during which it successfully operates on domestic as well as oversea market ,the company mainly produce high quality of  seamless precision steel tube accoring to ASTM DIN JIS AND GOST standard .our OD is from 5mm to 168mm and WT is from 0.5mm to 25mm ,we possesses prodution line with full digital management and  annual output of 50000 tons. with our associates we follow projects from the stage of planning untill realization .we try to complete every demand,which make our business simple and fast to execute.we responsibly stand behind our words and show respect towards our clients .