HilongGroupofCompani...

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>  Drill Pipe

>  Drill Collar

>  Mining Drilling Tool

>  Hardbanding

>  Internal Coating for Drill Pipe Series

>  Internal Coating for Casing and Tubing Series

>  Drilling Tool Joint

>  Coating

>  Hardbanding Wires
>  Well Drilling

>  Well Workover

>  Oil Bailing

>  Wellbore Technical Services

>  Other Technical Services
>  Petroleum Pipe Anti-corrosion

>  Corrosion Resistant Alloy(CRA) Lined Pipe

>  Concrete Weight

>  Pipeline inspection
> Offshore petroleum Engineering

> Offshore Engineering Services

Petroleum Tubular Research >

> Research fields

> Technological research initiatives

> Research Cooperation

> R&D Honors

Petrochemical Research >

> Research fields

> Technological research initiatives

> Research Cooperation

> R&D Honors

Talent Strategy >

Gather, Nurture, training a large number of which can create outstanding performance professional personnel for Hilong.

Growing in Hilong >

> Talent Values

> Salary and Welfare

> Training & Development

> Work Environment

> Hilong Staff

Recruitment >

> Social Recruitment

> Overseas Recruitment

Group overview >

Event Records >

Corporate Culture >

Contact Us >

Group News >

Featured News >

Subsidiary News >

Media Reports >

Petroleum Tubular Research >

Petrochemical Research >

Talent Strategy >

Growing in Hilong >

Recruitment >

Campus Recruitment

Products and Services

Oil Equipment

Oil services

Tube Technology and Services

Offshore Engineering