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Modular High-Purity Gas System
Valves, bases and measurement/control components organized by gas-line function, maintenance boundaries and equipment space.
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Core Products
Precision gas measurement and control for semiconductor and vacuum processes
Mass flow meters · Residual gas analyzers · Hydraulic fittings - for semiconductor, vacuum process and industrial fluid systems.
Browse ProductsHainar Precision
Precision gas measurement and control across semiconductor and vacuum processes
Serving the semiconductor and electronics manufacturing industries, HNR develops and manufactures precision gas flow control, measurement, analysis and high-purity gas delivery equipment.
Core products include thermal and differential-pressure mass flow controllers, mass flow meters, residual gas analyzers and modular gas systems. Integrating R&D, precision manufacturing, system integration, test & verification and technical support, we apply our technology to process gas delivery, thin-film deposition, vacuum processes, gas monitoring and equipment integration — with customized engineering support tailored to specific process and system needs.
Products
Key Gas and Vacuum Process Components
Enter product categories by process role and complete selection from single-point control to system integration.
Application Gallery
Inside Key Manufacturing Sites
From production sites to scientific exploration, understanding what stability, collaboration and long-term service mean in different scenarios.
Why Example Precision
Why Trust Us
Products are calibrated and traceable, with cases spanning semiconductor and vacuum processes; engineers directly support selection, commissioning and after-sales.
Accuracy-First
Built for process gas and vacuum conditions, focusing on measurement and control consistency and repeatability.
Process Experience
Covers typical application scenarios including semiconductor, vacuum thin-film and industrial fluid systems.
Local Support
A domestic team responds to selection, commissioning and on-site communication, shortening the collaboration loop.
Complete Documentation
A single entry point for product materials and technical documents, making evaluation and archiving easy.
Solutions
Gas control, vacuum analysis and system integration
Semiconductor gas control, vacuum RGA monitoring and integrated gas system solutions, connecting products by scenario.
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Semiconductor Process Gas Control
Flow, pressure, valve and communication interfaces organized from process media and equipment actions.
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Vacuum Chamber Residual Gas Diagnostics
Correlating background, equipment actions and species trends to support vacuum process judgment.
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Full Assistance from Selection to Delivery
One entry point for technical support, documentation center and inquiry channels to shorten communication cost.
Precision in Process
Trustworthy measurement and control for every critical gas step
From single-point flow control to integrated gas systems, configurations are confirmed against controlled documents and per-project conditions.
Need selection advice for mass flow, residual gas analysis or gas systems?
Share your process gas, vacuum conditions or system configuration; application engineers will help chart a viable path.