Hongqi Instrument | Precision Pressure & Temperature Measurement Solutions Since 1993

About Hongqi Instrument

Established in 1993, Hongqi Instrument Co., Ltd. has become one of the leading companies in China specializing in pressure, temperature, and flow measurement devices. With over 600 employees and 12 advanced workshops, we deliver a wide range of high-quality industrial instrumentation to markets in the USA, Germany, Japan, and more than 20 countries worldwide.

R&D Focus

Continuous innovation with imported high-precision sensors and smart digital circuits.

Quality Assured

Certified to ISO 9001, CE, and KS standards. Rigorous testing and quality control.

30+ Years Experience

Decades of expertise in industrial measurement and control technology.

After-Sales Support

Dedicated service team ensuring long-term reliability and customer satisfaction.

Our Product Range

From general pressure gauges to intelligent digital transmitters, Hongqi offers a comprehensive portfolio of measurement solutions for industrial, petrochemical, and automation applications.

HQB3000-LT Intelligent Liquid Level Transmitter

High-precision monocrystalline silicon core. Measures liquid level, density, and pressure in extreme conditions. Outputs 4-20mA signal with Bluetooth communication.

Pressure & Level Measurement

Intelligent Digital Pressure Transmitter

HQB-100 model with silicon piezoresistive sensor and stainless steel diaphragm. High stability, anti-interference, surge protection. Ideal for petrochemical and hydraulic systems.

Digital Transmitter

HQB-102 Industrial Pressure Transmitter

Explosion-proof industrial housing. Durable design for harsh environments. Stable output and long-term reliability.

Industrial Grade

General Pressure Gauge

Reliable analog pressure measurement for standard industrial applications. Durable construction with clear dial readability.

Analog Gauge

Thermometer

Accurate temperature monitoring for process control. Available in various ranges and mounting options.

Temperature Sensor

Electric Contact Pressure Gauge

Enables automatic control and alarm functions. Ideal for pump control and system monitoring.

Control & Automation

Diaphragm Pressure Gauge

Designed for corrosive and viscous media. Stainless steel diaphragm protects internal mechanism.

Corrosion Resistant

Vibration-Resistant Pressure Gauge

Filled with damping fluid to protect against mechanical vibration and pulsation in industrial systems.

Heavy-Duty Use

HQB-200 Immersion Level Transmitter

Submersible design for direct liquid level measurement in tanks and wells. Stainless steel housing for durability.

Submersible Sensor

Stainless Steel Differential Pressure Gauge

Measures pressure difference between two points. Corrosion-resistant and suitable for clean rooms and filtration systems.

Differential Measurement

Pressure Reducer

Regulates high inlet pressure to a lower, stable outlet pressure. Ensures safe operation of downstream equipment.

Pressure Regulation

HQB3000-DP Intelligent Differential Pressure Transmitter

High-precision differential pressure measurement with digital output. Ideal for flow and filter monitoring.

Smart DP Transmitter

View All Products

Why Choose Hongqi Instrument?

Certified Quality

ISO 9001, CE, and KS certified. Compliant with international standards for reliability and safety.

Advanced R&D

In-house research and development with cutting-edge sensor technology and digital integration.

Global Reach

Products exported to over 20 countries including USA, Germany, Japan, and across Europe and Asia.

Dedicated Support

After-sales service and technical support to ensure long-term performance and customer satisfaction.

Our Commitment to Excellence

1993

Founded

Over 30 years of industrial instrumentation expertise.

600+

Employees

Skilled workforce across 12 advanced manufacturing workshops.

20+

Countries

Global presence with trusted clients in key industrial markets.

Quality Certifications

ISO 9001 CE KS WT

Frequently Asked Questions

What industries use Hongqi instruments?

Our products are widely used in petrochemical, water treatment, power generation, HVAC, food & beverage, pharmaceuticals, and industrial automation.

Are Hongqi products CE and ISO certified?

Yes, Hongqi Instrument is certified to ISO 9001, CE, KS, and WT standards, ensuring compliance with international quality and safety regulations.

Can I get custom pressure gauge configurations?

Yes, we offer customization for dial size, pressure range, connection type, and output signals. Contact us for OEM/ODM inquiries.

What is the warranty period?

Hongqi provides a standard 12-month warranty on all instruments, covering defects in materials and workmanship under normal use.

Get in Touch

For product inquiries, technical support, or partnership opportunities, visit our official website to connect with our team.

Visit Official Website

Hongqi Instrument (Changxing) Co., Ltd.

No.199 Baixi Avenue, Economic Development Zone, Changxing County, Huzhou, Zhejiang Province, 313100, P.R.C