Who we are

We are T-ALL Inspection.As the largest inspection company in China's oil and gas sector, possessing global qualifications, our business extends to over 20 countries worldwide.

Our goal is not only to help clients prevent various accidents, but also to help them to deeply understand the great significance of energy assets risk management, enabling assets to create greater value, make the world safer, smarter, greener and better.

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Solutions

We provide quality and safety inspection solutions for a wide range of equipment and facilities.

Oil and gas asset Integrity management

Drilling Tools and Drilling Equipment Facilities

Casing and Tubing

Oil and Gas Pipeline

Oil and Gas Engineering

Oil and Gas Measuring Instruments

Inspection and testing of security equipment

Gas Storage Facilities

Wind Power Equipment and Facilities

Our Services

With integrity management and inspection services as our core, We extends to provide a variety of specialized services.

Tubing & Casing Services

Detection and Repair

Oilfield Machinery Supporting Processing Services

Corrosion protection and evaluation

Casing and Tubing Sales and Processing Services

Tubing and casing connections gas leak testing

Non-indentation running tubing and casing service

Leak detection

Hydraulic pressure test

Nitrogen testing

Helium leak testing

Flange Fixed Torque Fastening and Supervision

On Site Flange Processing and Repair

Professional Training Ttechniques for Flange Operators

Hot Oil Flushing

Chemical Cleaning

High-Pressure Water Jet Cleaning

Chemical cleaning of tanks

Pipeline Inspection

Pipeline and Station Operation and Maintenance Service

Pipeline Integrity Management Technology

Pipeline Internal Inspection

Corrosion Direct Assessment of Pipeline

Fitness For Services

Cathodic Protection Technology Services

Metrology Calibration

Measuring instrument management service

Measuring instruments testing /calibration

Security Equipment Testing

Lightening Protection Detection

Gas Cylinder Inspection

Oil Testing

Explosion proof electrical safety testing

Flow measurement service

Intelligent monitoring

Intelligent Detection Software Platform Development

Scene Monitoring

Intelligent Online Monitoring of Equipment and Facilities

New Energy Inspection

Photovoltaic Inspection

Energy Storage Inspection

Wind Power Inspection

Non-destructive Testing

Integrated Service for Drilling Tool Maintenance

Land-based Petroleum Drilling and Extraction Equipment Inspection

Engineering construction non-destructive testing

Marine professional equipment non-destructive testing

Physical and chemical testing

Environmental Detection

LDAR

Water and Wastewater Testing

Air and Exhaust Gas Testing

Noise monitoring

Soil and Solid Waste Testing

Air Monitoring

Water Quality Monitoring

Carbon Peaking and Carbon Neutrality certification consulting

Carbon Asset Development and Trading

ESG Consulting Technology

Asset Integrity Management

Asset integrity management consulting services

Equipment integrity assessment techniques

Digitalization of Asset Integrity Management

Predictive Maintenance

Inspection Training and Consulting Services

Training Services

Consulting Services

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News Center

2025/07/22

T-ALL Inspection Deepens Cooperation in Iraq, Gains Support from Oil Ministry's Technical Bureau

2025/06/05

Pipeline No.6 | Successful Completion of Full-Foam Eddy Current In-Line Inspection on the Guangnan–Cangzhou–Hezhou Branch Line of PipeChina Guangxi

2025/05/23

A Powerful Alliance, Forging a New Chapter of Cooperation - T-ALL Inspection and IKM Complete MOU Signing

2025/05/19

T-ALL Inspection and DITC Group Forge Strategic Cooperation! Innovative Model Breaks Through Technical Barriers in the Inspection Field

2025/05/16

T-ALL Inspection Group Successfully Held Its First ECITB Flange Management Training Course

Our Laboratories

With several advanced and comprehensive laboratories around the world, we specialize in providing accurate and reliable inspection services for energy assets, committed to ensuring that every inspection result delivers tangible value to our clients.

On-site Laboratory in Kazakhstan

Metrology cabins/vehicles are available to ensure quick and efficient on-site services, tailored to clients' requirements.

On-site Laboratory in Chad

Providing Metrology cabins/vehicles, the Laboratory delivers prompt and efficient services on-site, tailored to client needs.

On-site Laboratory in Iraq

Offering Metrology cabins/vehicles, the Laboratory provides prompt and efficient services on-site, close to clients.

Chengdu Laboratory

With an area of 1,200㎡, the Laboratory focuses on both Metrology Inspection/calibration services and talent cultivation. Its qualifications and capabilities cover fields such as oil and gas, oil and gas storage and transportation, chemicals, pharmaceuticals, wind power, building and transportation, contributing to achieving unit uniformity and accurate and reliable measurement values in the metrology industry.

Luntai Metrology Laboratory

Spanning 1,500㎡, this Laboratory serves as the legal Metrology Inspection agency for Korla City. Its qualifications and capabilities encompass sectors like oil and gas, oil and gas storage and transportation, chemicals, pharmaceuticals, wind power, building and transportation. It primarily provides Metrology Inspection/calibration services for clients such as Tarim Oilfield and the Northwest Bureau, as well as local enterprises.

Suining, Sichuan Laboratory

Occupying 800㎡, the Laboratory possesses qualifications and capabilities across sectors including oil and gas, oil and gas storage and transportation, chemicals, pharmaceuticals, wind power, buon. It also holds verification and approval qualifications for special equipment such as safety ilding and transportativalves and gas cylinders, ensuring safe production and accurate measurements for your enterprises.