Flow Meter

Intelligent fluid detection · Precise measurement of trace flow rates.
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Pressure Transmitter

Monocrystalline silicon core technology · Verified through tens of millions of pressure tests.
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Level Sensor

Multiple signal outputs · Resistant to harsh environments such as strong acids and alkalis.
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Temperature Sensor

Wide measurement range -200~1200℃ · Fast response · Resistant to high temperature corrosion.
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Product Center

We have established long-term cooperative relations with many enterprises.
Monocrystalline Silicon Flange Pressure Transmitter

Measurement Medium: Gas, steam, liquid
Inaccuracy: ±0.05%, ±0.075%, ±0.1% (including linearity, hysteresis,...

Smart Differential Pressure Transmitter

Pressure Type Gauge pressure/absolute pressure
Measurement Medium: Gas, vapor,...

Digital Vortex Flow Meter

Maximum Measurement Error: Liquid: ±0.5% ±1.0% ±1.5%; Gas: ±0.5% ±1.0% ±1.5% ±2.5%
Measurement Range: Liquid:...

Thermal Gas Flow Meter

Maximum Measurement Error: Accuracy: ≤±0.1% FS (typical), ≤±1.5% FS (maximum)
Measurement...

Caliper Ultrasonic Flow Meter

Maximum Measurement Error: Low flow: ±10mL/min,High flow: ±2% RD;
Measurement...

Ultrasonic Water Flow Meter Clamp On

Maximum Measurement Error: +/-2.0%(0.3m/s-5.0m/s)
Measurement Range: 0.01-130 m³/h
Medium temperature...

Economic Type Clamp-on Ultrasonic Water Flowmeter

Maximum Measurement Error: +/-1%
Measurement Range: 0.0254-14130 m³/h
Medium temperature...

Clamp On Flow Meter Ultrasonic

Maximum Measurement Error: Low Flow Rate: ±10mL/min; High Flow Rate: ±2% RD
Measurement Range: 0-30000...

Product Application

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Chemical Industry
Chemicals and Petroleum
Coal Fire Power Plant
Energy and Electricity
Energy and Electricity
Hydro Power Plant
Semiconductor etching
Semiconductor Etching
Wind Power Plant
Water treatment
Water Treatment Municipal Water Affairs
Solar Power Plant

About Us

Hongnuo (shenyang) General Machinery Co., Ltd. is an international, professional, and technology-driven manufacturer of intelligent fluid equipment. Integrating research, production, and sales, we are committed to innovation in intelligent fluid measurement and control.
We are always looking forward to embracing new challenges that can create economic value. All flowing matter ignites our passion. We are dedicated to providing solutions that intelligently connect people, products, and services, striving to be a pioneer in intelligent solutions. We are proud of our work because each of us shares the goal of accelerating the time to market for innovative products and improving the environment. We relentlessly strive to improve energy efficiency for the benefit of the world.
Whether our tasks involve liquid transport, equipment cooling circulation, wastewater and sludge discharge, or dredging, we solve problems for our customers with passion, high-performance products, and professional service. It is this passion that drives our continuous innovation in the fluid field, contributing to a sustainable environment globally.
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    4 Series · 100+ Models

    4 Series
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    20+ Years in Intelligent Fluids

    20 Years in Intelligent Fluids
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    30+ Countries Worldwide

    30 Countries Worldwide
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    60+ Technical Patents

    60 Technical Patents

Video Center

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Professional testing, international certification

Official certification, professional after sales service.
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News Center

Our news will be updated in time, please pay more attention to us.
Current Status Of The Liquid Level Sensor Industry
Feb 20, 2026
At the beginning of the 21st century, the industrialization of liquid level sensors still faced considerable challenges.
Types Of Liquid Level Sensors
Feb 19, 2026
A float-type liquid level transmitter replaces the magnetic float with a float.
Introduction To Liquid Level Sensors
Feb 18, 2026
The first category is contact type, including single-flange hydrostatic/dual-flange differential pressure level trans...
Pressure Sensor Bridge Principle
Feb 17, 2026
One of the core components of a pressure sensor is the Wheatstone bridge, typically composed of four resistors formin...