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SHENZHEN LONNMETER GROUP is a global technology company of intelligent instrument industry.

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  • Flow Meter

    Flow Meter

    View more solutions designed for precision, reliability and durability. Find more solutions for seamless operation and enhanced productivity.

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  • Density & Concentration Meter

    Density & Concentration Meter

    Select advanced online density and concentration meters for accurate and reliable real-time monitoring.

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  • Viscometer

    Viscometer

    Get perfect solutions for industrial processes in food, cosmetics, chemicals, etc. Measure pasty and viscous liquids with precision.

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  • Level Sensor

    Level Sensor

    Take references to our solutions for optimized processes with cutting-edge level sensors. Contact us a get tailored solutions with your requirements.

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  • Pressure & Level Transmitter

    Pressure & Level Transmitter

    Look through solutions designed for maintaining safety, optimizing processes and manufacturing. Ideal devices for pressure and level measurement.

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  • Thermometer Wholesale

    Thermometer Wholesale

    Lonnmeter, a leading thermometer supplier, is a wholesale seller of indoor and outdoor thermometers. Take references to tailored solutions to elevate your business level.

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why choose us

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Lonnmeter grows into a leading manufacturer of precision measuring devices over the past ten years. We offer end-to-end solutions for flow, density, concentration, viscosity and pressure measurement. Both cutting-edge technology and years of expertise contribute to trustworthy precision.

The Group has committed to innovative research and development to push boundaries tirelessly, ensuring unmatched accuracy, reliability and efficiency. R&D team values innovation, quality and customer satisfaction, elevating your business to a higher level for the future.

Outstanding quality is the cornerstone of long-lasting development and good reputation. All instruments are manufactured to rigorous standards, and quality of all precise instruments have been reviewed in practical cases over the past ten years.

Our service doesn’t stop at the delivery of commodities. It’s a great honour for us to offer sound after-sales support, including but not limited to installation, calibration assistance and technical guide. Besides, extended warranty period gives customers confidences in investments. Long-term commitments guarantee smooth operations and optimized processes.

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Expand your business with with Lonnmeter and elevate it to new heights. Gain access to cutting-edge products, dedicated support and exclusive sales policy now!
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latest news

04/17/2026

Vibrating Fork vs Coriolis Density Meter: Which One Should You Choose?

  Introduction: The Question Most Engineers Eventually Ask If you’re evaluating an online density meter, you’ve probably come across two main technologies: Vibrating Fork (Tuning Fork) Density Meters Coriolis Density Meters At some point, the question becomes unavoidable: Which one is actually ...
inline-brewing-density-meter
04/16/2026

How to Detect Product Interface in Multi-Product Pipelines

How to Detect Product Interface in Multi-Product Pipelines Practical Methods to Reduce Mixing Loss and Improve Pipeline Efficiency Introduction: The Hidden Cost of Product Interfaces In multi-product pipelines, transporting different liquids in sequence — such as gasoline, diesel, and crude oil —...
Density Meter
04/15/2026

Why Density Measurement Matters in Oil & Gas Pipelines

Why Density Measurement Matters in Oil & Gas Pipelines In oil & gas operations, density is not just a physical property — it directly impacts: Product quality (API gravity) Custody transfer accuracy Interface detection between different products Blending efficiency In pipeline systems w...
04/17/2026

Vibrating Fork vs Coriolis Density Meter: Which One Should You Choose?

  Introduction: The Question Most Engineers Eventually Ask If you’re evaluating an online density meter, you’ve probably come across two main technologies: Vibrating Fork (Tuning Fork) Density Meters Coriolis Density Meters At some point, the question becomes unavoidable: Which one is actually ...
04/16/2026

How to Detect Product Interface in Multi-Product Pipelines

How to Detect Product Interface in Multi-Product Pipelines Practical Methods to Reduce Mixing Loss and Improve Pipeline Efficiency Introduction: The Hidden Cost of Product Interfaces In multi-product pipelines, transporting different liquids in sequence — such as gasoline, diesel, and crude oil —...
04/15/2026

Why Density Measurement Matters in Oil & Gas Pipelines

Why Density Measurement Matters in Oil & Gas Pipelines In oil & gas operations, density is not just a physical property — it directly impacts: Product quality (API gravity) Custody transfer accuracy Interface detection between different products Blending efficiency In pipeline systems w...