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Jiangsu dilong heavy machinery co., LTD. All rights reserved  

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Standard:QUALITY MANAGEMENT SYSTEM

Number:10114Q10837ROM

Issue Date:2017-03-25

Expiry Date:2017-03-24

Scope/Range:design,development and manufacture of horizontal directional drilling machine

Issued By:BEIJING ZHONGLIAN TIANRUN CERTIFICATION CENTER

 

Honor

Standard:The utility model patent certificate

Number:5491523

Issue Date:2016-01-28

Expiry Date:2026-01-28

Scope/Range:Drill rod on the rod machanism

Issued By:State Intellectual Property Office of the P.R.C

 

Honor

Standard:CQGC

Number:B040080374

Issue Date:2004-04-01

Scope/Range:Horizontal Directional Drilling Machine

Issued By:China Light Product Quality Assurance Center

 

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Jiangsu dilong heavy machinery co. LTD

400-6655-025

trade@njdl.com

18936869877