FASJ is Your Precision Testing Partner

FASJ Technologies Shanghai CO., Ltd. is a Shanghai-based specialist in the development of advanced testing systems and the manufacturing of precision conditioning units.

Working with trusted long-term partners, we ensure a comprehensive and reliable service for every project.

Our Core Capabilities

Custom Testing System Development

We design and build state-of-the-art testing systems, complete with tailored control and data acquisition devices. Our solutions provide the precise command and actionable insights necessary for your success.

Precision Conditioning Units Manufacturing

We engineer robust conditioning units for air ACU, oil OCU, and water WCU to create the ideal test environment for your critical components.

End-to-End Project Management

We provide complete project leadership, from initial lab design and layout to full equipment installation and integration, guiding your project from concept to completion.

Test Bench Modernization & Upgrade

We extend the life and enhance the performance of your existing test benches. Our upgrade and renovation services are conducted with a strict commitment to confidentiality.

Proven Application Expertise

Our solutions are powered by deep expertise in testing technologies for turbochargers, compressors, pumps, and fuel cells, ensuring your systems meet the highest performance standards.

Bench Modernization

Revitalize your existing equipment with functional expansions, performance upgrades, and application refactoring to unlock new capabilities.

Turnkey Solutions

From initial proposal and planning to final execution, we deliver complete, validated solutions tailored to your technical and research needs.

Mechanical Design

Our modular design approach ensures efficient, reliable, and customized development of testing units and conditioning systems.

Software & Controls

Advanced control systems built on platforms like Python, C#, TwinCAT, Codesys, Labview and PAtools for precise, multi-threaded test execution and data acquisition.