Skip to main content
SZSHIZHONGFlow Instruments

ABOUT SHIZHONG

Built around one engineering discipline since 1989.

Jinan Shizhong Automation Instruments Co., Ltd. develops and manufactures differential-pressure flow primary elements and integrated metering systems.

OUR FACILITY

Engineering and manufacturing in Jinan

Main entrance of the Shizhong manufacturing facility
Main manufacturing site
Administration building at the Shizhong factory in Jinan
Engineering and administration
Production buildings surrounding the Shizhong factory courtyard
Integrated factory courtyard

OUR HISTORY

Decades of focused development

From a specialist instrument research institute to an integrated manufacturer, our work has remained centered on practical flow-measurement problems.

  1. 1989

    Founded as Jinan Zhongshi Automation Instrument Research Institute

  2. 1995

    Earned the first TS (Special Equipment) manufacturing license for flow meters in Shandong Province

  3. 2003

    Expanded to integrated manufacturing — added in-house CNC machining and calibration capabilities

  4. 2008

    Recognized as High-Tech Enterprise by China's national innovation program

  5. 2015

    Exceeded 30 national patents in DP flow measurement technology

  6. 2020

    Launched SmartBalance ProValve® integrated metering, prepaid management and valve control system

  7. 2024

    Surpassed 10,000+ DP flow meter installations across major Chinese process plants

  8. 2025

    Established export capability — English documentation, international compliance framework, EXW/FOB/CIF shipping; expanded product portfolio with 4 new patents

  9. Today

    35+ years of focused DP flow measurement experience — now serving global process industries

CAPABILITY

From process data to documented delivery

Application engineering

Review of fluid properties, operating envelope, piping and measurement objectives.

Precision manufacturing

CNC machining, fabrication and assembly controlled against approved drawings.

Inspection & testing

Material, dimensional, pressure and documentation checks defined by project scope.

Calibration coordination

Calibration routes planned where required by meter type, approval or contract.

Project documentation

English datasheets, drawings, certificates and inspection records for export projects.

After-sales support

Installation guidance, troubleshooting and lifecycle replacement support.

PRODUCTION & INSPECTION

Controlled manufacturing from material to final test

Machining, assembly, dimensional inspection and testing are managed within an accountable production workflow.

CNC machining area for differential pressure flow meter components
Precision CNC machining equipment at the Shizhong factory
Finished flow meter assemblies prepared for inspection
Material inspection on a large process pipe component
Pressure testing of an industrial flow meter assembly
Flow meter testing and calibration bench

CREDENTIALS

Quality backed by accountable systems

TS manufacturing license — the first flow-meter TS certificate in Shandong
High-Tech Enterprise recognition
ISO 9001 quality management system
30+ national patents
TS manufacturing license document group
TS manufacturing license
Management systems document group
Management systems
High-Tech Enterprise document group
High-Tech Enterprise
Industry recognition document group
Industry recognition
Quality and patent portfolio document group
Quality and patent portfolio
Innovation credentials document group
Innovation credentials

Ready to discuss your application?

Send process data and we'll respond with a preliminary selection within one business day.

ISO 9001TS Licensed30+ PatentsSince 1989
Talk to an Engineer