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

our solution

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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.

BE PARTNER

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

Cadmium‑silver battery powder
03/24/2026

How Does Ag Ratio Analysis Affect the Electrochemical Performance of Cadmium-Silver Batteries?

Cadmium-silver batteries use a cadmium anode and a silver oxide cathode. Precise control of cadmium and silver content is essential. Excess cadmium increases weight and reduces energy density; too little impairs longevity and current output. Silver content directly affec...
Automotive Catalytic Converters
03/24/2026

How Do Matrix Effects Influence Quantitative Elemental Analysis of Automotive Catalytic Converters?

Automotive catalytic converters are integral to current vehicle emission control systems. They cut tailpipe emissions of carbon monoxide, hydrocarbons, and nitrogen oxides by up to 98% when functioning optimally. Noble metals—platinum, palladium, and rhodium—located in t...
Gold Alloy Composition Analysis
03/24/2026

Why Is Gold Alloy Composition Analysis Critical for Jewelry Quality and Authenticity?

Gold alloy composition analysis validates jewelry authenticity and provides accurate value assessment. Karat value directly equates to the gold percentage; compositional variation challenges the rhodium plating process. High copper or nickel content may reduce adhesion, ...
03/24/2026

How Does Ag Ratio Analysis Affect the Electrochemical Performance of Cadmium-Silver Batteries?

Cadmium-silver batteries use a cadmium anode and a silver oxide cathode. Precise control of cadmium and silver content is essential. Excess cadmium increases weight and reduces energy density; too little impairs longevity and current output. Silver content directly affec...
03/24/2026

How Do Matrix Effects Influence Quantitative Elemental Analysis of Automotive Catalytic Converters?

Automotive catalytic converters are integral to current vehicle emission control systems. They cut tailpipe emissions of carbon monoxide, hydrocarbons, and nitrogen oxides by up to 98% when functioning optimally. Noble metals—platinum, palladium, and rhodium—located in t...
03/24/2026

Why Is Gold Alloy Composition Analysis Critical for Jewelry Quality and Authenticity?

Gold alloy composition analysis validates jewelry authenticity and provides accurate value assessment. Karat value directly equates to the gold percentage; compositional variation challenges the rhodium plating process. High copper or nickel content may reduce adhesion, ...