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Skype: sheila.xu007



About Us

About Us


What we do?

Founded in 1972, Jiangsu Hongguang Instrument Factory Co., Ltd. is an experienced manufacturer of industrial instruments, wireless control system, wireless sensor, industrial automation and process control equipment.


Presently, we mainly provide 9 categories of products, including valves, calibrators, water meters, paperless recorders, level limits, as we as flow, pressure, level and temperature measuring instruments. Our flagship products include electromagnetic flow meter, metal tube rotameter, vortex flow meter, thermal mass flow meter, gauge pressure transmitter, radar level transmitter, pressure gauge, bimetal thermometer, portable pressure calibrator, recorder, level switch and so on. They are popular flow, level, temperature and pressure measurement solutions for industries such as petroleum, chemical, papermaking, water treatment, municipal engineering, food processing, power generation, steelmaking, coal, pharmaceutical, and environmental protection.




Hongguang is a certified measurement solutions provider for CNPC, SINOPEC, GD power Development Co., Ltd., China Huadian Corporation, China Huaneng Group, China Datang Corporation, Shenhua Group, and over 70% large iron and steel enterprises in China.

Our products have been exported to over 20 countries around the world. To further expand our market share, we welcome worldwide automation instrumentation distributors and sales agents to work with us, and also welcome end users to contact us to discuss your specific applications requirements.



Research and Development Capacity

We are the Industrial IOT Technology Research Center for Chinese Academy of Sciences, and are also a member of China Instrument Manufacturers Association. Up to now, we have earned over 60 patented products which are designed based on our intellectual property rights.

We are outfitted with a complete range of production and testing facilities, including: 3 production and test lines for flow meters, 2 for pressure and liquid level transmitters, 1 for pressue calibrator, 2 for temperature sensors, 1 for pressure gauge, 2 for level measurement instruments, 2 for control valves, 1 for bimetal thermometer and 1 for dosplay and control instruments.


We are committed to improving our competitiveness through technical innovation, management innovation, concept innovation, and introducing advanced technologies and management experiences. We will meet demands through continuous innovation, and create Hongguang into a first class supplier in Chinese industrial automation instrumentation and automation control equipment fields. 






April 1972

Jinhu Hongguang Instrument Factory was established.

May 1980

Earned praise from the Government because of our industrial instruments utilixed on the earliest launch vehicle in China.

August 1990

Successfully developed the first smart pressure calibrator with accuracy of class 0.05% which passed the testing and inspection of Chinese authorities.

October 1998

Successfully developed the first automatic pressure calibrator which also passed the testing and inspection of Chinese authorities.

March 1999

Started the intelligent level meter project through cooperation with ARJAY of Canada.

June 2000

Developed the smart instrument calibration system.

August 2001

Developed the handheld process signal calibrator which offers accuracy up to 0.02%

February 2002

Renamed as Jiangsu Hongguang Instrument Factory Co., Ltd.

June 2007

Started export in the name of Jiangsu Hongguang Instrument Factory Co., Ltd.

September 2008

SUYI Group was founded, with Hongguang as its key subsidiary and only export in the name of Hongguang.


By now, we have exported our products to over 30 countries, including Chile, Indonesia, Brazil, Spain, UK, USA, Austrial, Singapore, Malaysia, India, South Africa, the Philippines, Nigeria, Russia, Pakistan, Sri Lanka, Sweden, Italy, Uganda, UAE, etc.