ZHEJIANG LUNBAO PIPE INDUSTRY CO.,LTD which is specilized in manufacturing hihigh quality seamless precision steel tube in china that used in a lot of filed such as autobile parts ,heavy equipment ,hydralic and pneumatic cylinder, ship building ,for boiler and drill and mechanical purpose !

our annual output is more than 50000tons ,our famour customer like Automotive supplier Tenneco and Toyota Hitachi

Over 40 intellectual property rights
Participated in the formulation of 6 national standards
Formulated 1 industry standard
4 invention patents
High-tech enterprise certificate
CE CERTIFICATE
Special equipment production license
IATF16949:2016
ISO9001-2005
ISO14001:2015
ISO45001:2018