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Cooperative Partners

Leveraging leading technologies, deep industry expertise, and a localized service network, Chang Ai has built long-term, stable partnerships with customers across more than 20 countries, working together to advance industrial safety, environmental protection, and efficient development.

Cooperative Partners

Leveraging leading technologies, deep industry expertise, and a localized service network, Chang Ai has built long-term, stable partnerships with customers across more than 20 countries, working together to advance industrial safety, environmental protection, and efficient development.

Becoming Global Precision Detection's Trusted Partner.
Since its establishment in 2004, Chang Ai has remained focused on gas analysis, guided by the philosophy of "tailoring technology to real-world applications and achieving shared success through collaboration". As of 2025, the company has served over 700 enterprises worldwide, with products exported to more than 20 countries and regions, including Germany, the United States, the United Kingdom, South Korea, India, and Malaysia. Annual output value has reached USD 70 million. From industrial upgrades to new energy projects, from specialized environmental assurance to safeguarding major international events, Chang Ai is committed to delivering customized gas analysis solutions and becoming a trusted partner for global customers in precision detection.
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Domestic Benchmark Cooperation Cases

Electronics Industry
Automotive Industry
Steel Industry
Pharmaceutical Industry
Special fields
Huawei and China Electronics Adopt the CI-PC129 Nitrogen Closed-Loop Control System

A Strong "Made in China" Partnership

Partner: Huawei Technologies Co., Ltd.


Cooperation Date: XXXX


Overview: Huawei and China Electronics adopted Chang Ai's CI-PC129 series nitrogen closed-loop control system to enable automatic, efficient adjustment and stable control of gas concentration during production. This helps maximize nitrogen utilization and provides strong support for high-quality welding and a stable process environment.

CI-PC826 Oxygen Analysis System for BYD Lithium Material Kilns

Supporting the Next Chapter of China’s Automotive Industry

Partner: BYD Group


Cooperation Date: XXXX


Overview: Chang Ai's CI-PC826 oxygen analysis system is deployed in BYD's kilns for lithium iron phosphate (LFP) and lithium manganese iron phosphate (LMFP) materials. It continuously and accurately monitors oxygen fluctuations inside the kiln, delivering high practicality, strong adaptability, and low maintenance cost, while supporting both efficiency and operational safety.

Steel Industry

Industry Upgrade: Energy Efficiency Optimization and Safety Monitoring

Partner: Shandong Laigang Group (a major steel company in China) Cooperation


Cooperation Date: Since: 2009


Overview: In 2009, the Laiwu Coking Plant of Shandong Laigang Group began working with Chang Ai, starting with the first laser oxygen analyzer installed at the electrostatic tar precipitator (ESP) location. Today, Chang Ai solutions are deployed across multiple process sections, including coking, sintering and pelletizing, and ironmaking, providing continuous support for safe and reliable operations.

Pharmaceutical Industry

Process Monitoring and Performance Improvement

Partner: Qilu Pharmaceutical


Cooperation Date: 2021


Overview: In 2021, Chang Ai's newly developed, next-generation waterproof laser oxygen analyzer stood out in a highly competitive tender and secured a strategic framework cooperation agreement with Qilu Pharmaceutical Group. Chang Ai became an approved framework supplier for the group headquarters and multiple manufacturing sites.

Air Liquide Group

Chang Ai Customized Analysis Package Successfully Commissioned for Air Liquide

Partner: Air Liquide Group


Cooperation Date: Since: 2022


Overview: In 2022, Chang Ai delivered and commissioned a customized analysis package for Air Liquide, leveraging proven products such as trace oxygen analyzers, dew point instruments, and infrared analyzers. With continuously upgraded high-end technologies, the solution provides innovative support for production operations.

International Cooperation Practice

Malaysia
South Korea
India
Germany
Middle East
Benchmark Project for Renewable Biogas Monitoring

Partner: GLT RENEWABLE SDN BHD (a well-known renewable energy company in Southeast Asia)


Cooperation Date: 2020


Overview: Chang Ai delivered a customized multi-component biogas process monitoring system, providing real-time, accurate measurement of methane (CH₄), carbon dioxide (CO₂), oxygen (O₂) and hydrogen sulfide (H₂S). Designed for Southeast Asia's hot and humid climate, the system supports safe and stable biogas power generation while improving energy utilization efficiency, and has become a reference project for local renewable energy initiatives.

Ultra-High-Purity Gas Monitoring for Semiconductor Manufacturing

Partner: SK hynix (a leading global semiconductor manufacturer)


Cooperation Date: 2019


Overview: To meet the requirements of semiconductor lithography processes, Chang Ai provided a TDLAS laser gas analysis system for ultra-high-purity gas monitoring. The solution enables ppb-level trace oxygen measurement in ultra-high-purity nitrogen, as well as neon impurity monitoring, and supports concentration control during neon recovery. This helps reduce raw material procurement costs. The equipment also obtained relevant quality certification for Korea’s semiconductor industry.

Decarbonization and Energy Efficiency Optimization for the Steel Industry

Partner: Tata Steel Group (India’s largest steel producer)


Cooperation Date: 2017


Overview: Designed for high-temperature and high-dust operating conditions in Indian steel plants, Chang Ai provided a flue-duct oxygen analysis system and thermal conductivity analyzers for real-time monitoring of carbon monoxide (CO) and oxygen (O₂) in blast furnace gas. The solution helps optimize combustion processes and improve gas recovery and utilization efficiency, supporting the customer's phased target of a 5% annual reduction in carbon emissions.

Explosion-Proof, Precision Gas Monitoring for Petrochemical Operations

Partner: BASF Group (a leading global chemical company)


Cooperation Date: 2021


Overview: Chang Ai delivered a customized multi-component gas detection solution compliant with EU ATEX requirements. The system provides real-time monitoring of flammable and toxic gases in petrochemical production processes, supports seamless data integration with the customer's DCS system, and helps meet Germany's dual compliance requirements for industrial safety and environmental protection.

High-Temperature Safety Monitoring for Oil and Gas Operations

Partner: ADNOC (Abu Dhabi National Oil Company, a leading oil and gas company in the Middle East)


Cooperation Date: Since: 2022


Overview:  Chang Ai developed a dedicated H₂S gas detection system designed for the Middle East's hot, dry environments (up to 70°C). Featuring a remote sensor design, the solution supports reliable toxic gas monitoring during oil and gas production and pipeline transportation, helps reduce maintenance downtime, and improves worker safety protection.

Partner with Chang Ai to Shape the Future of Intelligent Measurement

Chang Ai welcomes collaboration with global enterprises, research institutions, and industry organizations to advance the innovation and application of gas analysis, process monitoring, and industrial safety technologies.

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Chang Ai welcomes inquiries. The team is ready to discuss collaboration and support long-term growth.

Collaboration Philosophy
Chang Ai delivers more than equipment, with a long-term partnership approach built on reliability and trust.
Customized Solutions
From technical consultation and solution design to engineering implementation, one-stop analysis and measurement solutions are provided.
Full-Lifecycle Support
Services cover installation and training, periodic calibration, remote diagnostics, and fast spare-parts support to keep systems operating continuously and reliably.
Technology Co-Development
Chang Ai is open to joint laboratories and data collaboration with customers to address emerging industry challenges together.
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Let's Discuss Your Needs
Our trade account manager team will provide you with seamless full-process assistance, from quotation to delivery, covering every link of project implementation. Professional trade consultants are at your service at any time.
CHANG AI is a world-leading high-tech enterprise in gas analysis and detection, committed to providing customers with world-class gas analysis and detection products and one-stop solutions.
Contact Information
Fax: +86-21-33275656
Tel: +86-21-51692285 / +86-21 400 700 8817
Add: No.97, Qibao WanKe International Center, Lane 1333, Xinlong Road, Minhang District, Shanghai, P.R. China. 201101
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