China Casing Flaw Detection Series Products Manufacturers, Stuck Pipe Handling Series Products Suppliers, Cement Bond Logging Series Products Factory - A-One Oil Tools and Equipment Co., Ltd.

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Who are we?

A-One Oil is a well-known high-tech enterprise established in 2018, located in Xi'an, the city known as the R&D center for China's petroleum logging equipment. The company is dedicated to developing innovative, highly reliable solutions for vertical and horizontal well logging technologies.

What are we doing?

We have developed a unique and advantageous rapid response mechanism for R&D, production, and services. Reducing the difficulty of using tools on-site. Providing customers with well-designed, fairly priced logging tools for vertical and horizontal wells, logging acquisition systems, and software for interpretation and processing.

Why do we do this?

A-One Oil’s Goal: To make the best oil logging tools in China. Since A-One Oil established, has maintained an upward trend in its development. It is well known that a small enterprise which can stand out and become industry leaders must demonstrated outstanding strength in a certain niche field and is hailed as a "hidden champions."

High-quality products, superb technology

Company Advantage

Logging Run Count

Logging Run Count 1000+

The cumulative number of well logging operations performed by various logging tools exceeded 1,000 wells, of which horizontal wells account for 50%.

R&D Professional Experience

R&D Professional Experience 30+

The core R&D personnel have been engaged in the development of oil logging equipment for over 30 years, owning unique forward-looking intellect in the industry.

After-sales Services

After-sales Services 24/7

Prompt response and handling a wide range of customers' issues. On-site operations and data interpretation are closely coordinated with the customer.

Casing Flaw Detection Series

Casing Flaw Detection Series

Stuck Pipe Handling Series

Stuck Pipe Handling Series

Cement Bond Logging Series

Cement Bond Logging Series

Memory Series

Memory Series

High-quality products, superb technology

Hot Products

Cement Bond Log Tool

Cement Bond Log Tool

Diameter Size: OD 70mm & 90mm
Temperature: 175℃
Pressure: 100Mpa...

Free Point Indicator Tool

Free Point Indicator Tool

Diameter Size：OD 43mm (1 11/16”)
Temperature/Pressure：175℃, 140Mpa...

Multi-finger Caliper (40 Finger)

Multi-finger Caliper (40 Finger)

Diameter Size：OD 43mm (2.87”)
Temperature/Pressure：175℃, 100Mpa...

Magnetic Thickness Tool

Magnetic Thickness Tool

Diameter Size：OD 43mm (1 11/16”)
Temperature/Pressure：175℃, 100Mpa...

Bow Spring Centralizer

Bow Spring Centralizer

Diameter Size: 43mm (1 11/16″)
Temperature: 347℉ (175℃)
Advantage:...

Casing Collar Locator

Casing Collar Locator

1.Diameter Size: 32mm, 43mm
2.Feature: Good shock-resistant performance...

Depth Time Recorder

Depth Time Recorder

Diameter Size: 130mm *108mm*26mm
Temperature: -25°C -85°C
Advantage:...

Gamma Ray Tool

Diameter Size: OD 43mm (1 11/16”)
Temperature: 175℃
Feature: Combined...

ABOUT OUR COMPANY

A-One Oil Tools and Equipment Company

A-One Oil is a well-known high-tech enterprise established in 2018, located in Xi'an, the city known as the R&D center for China's petroleum logging equipment. The company is dedicated to developing innovative, highly reliable solutions for vertical and horizontal well logging technologies.

High-tech Enterprises
Patent Certificates, Dual-Software Enterprise Certificate
Sales and Rental Services

High-quality products, superb technology

Latest News

Multi-finger Caliper (40 Finger) Combined With Magnetic Thickness Tool (MTT) ...

Mar 31,2026

Multi-finger Caliper (40 Finger) Combined With Magnetic Thickness Tool (MTT) ...

Multi-finger Caliper (40 finger) Combined with Magnetic Thickness Tool (MTT) Logging Project The A-One Oil Multi-finger Calip...

Magnetic Thickness Tool (MTT) Logging Project

Mar 17,2026

Magnetic Thickness Tool (MTT) Logging Project

Electro-Magnetic Flaw Detection, Thickness On Mar 9, 2026, our company's Magnetic Thickness Tool (MTT) , logging of oil w...

Magnetic Thickness Tool, Thickness Measurement And Imaging Technology For Casing

Feb 09,2026

Magnetic Thickness Tool, Thickness Measurement And Imaging Technology For Casing

A-One Oil Tool String EMFD43C + MCBL70C Logging Project On Jan 30, 2026, our company's EMFD43C + MCBL70C , logging of oil...