ABOUT US

Your Reliable Partner for
Oil & Gas Sampling and
Instrumentation Solutions

Zhongnan Instrument is a professional oil & gas instrumentation solution provider specializing in the research, development, manufacturing and application of industrial sampling and measurement equipment.

With more than 30 years of experience in petroleum instrumentation, we provide reliable solutions for crude oil sampling, pipeline sampling and industrial measurement applications.

ZHYQ-II crude oil sampling system installed in an offshore project

OVER THREE DECADES OF EXPERIENCE

Over Three Decades of
Experience in Petroleum
Instrumentation

Established with a strong foundation in industrial instrumentation technology, Zhongnan Instrument has continuously focused on the development and manufacturing of petroleum-related equipment.

Our products are designed to meet practical oil and gas operating requirements, helping customers improve efficiency, enhance safety and achieve more reliable measurement results.

  • Industrial metering solutions
  • Automatic control systems
  • Customized instrumentation development
Nanyang Zhongnan Instrument factory entrance

CONTRIBUTING TO PETROLEUM INDUSTRY STANDARDS

Contributing to
Petroleum Industry Standards

Zhongnan Instrument places strong emphasis on technological innovation and industry development.

As one of the participating organizations involved in the development of GB/T 27867-2011, we contributed technical experience and practical knowledge to petroleum automatic sampling practices.

ISO 3171Petroleum liquids — Automatic pipeline sampling. Referenced as an engineering standard, not a product certification.
GB/T 27867-2011Automatic pipeline sampling standard supported by Zhongnan Instrument's industry participation and practical experience.
Petroleum automatic sampling technical standards

R&D AND ENGINEERING EXPERTISE

Advanced R&D Capability
and Engineering Expertise

Innovation has always been a foundation of Zhongnan Instrument. Our technical work combines engineering experience, system development, manufacturing and application-based configuration for petroleum sampling and measurement projects.

R&D capabilities

  • Industrial sampling system design
  • Mechanical structure optimization
  • Automatic control technology
  • Customized equipment development

Developed product areas

  • Automatic crude oil sampling systems
  • Closed-loop sampling solutions
  • Precision metering pumps
  • Industrial control instruments
Zhongnan Instrument final assembly workshop

RELIABLE SOLUTIONS FOR OIL & GAS APPLICATIONS

Proven in Major
Oil & Gas Projects

Zhongnan Instrument's sampling solutions have been applied in pipeline, oilfield, terminal and offshore operating environments.

VIEW GLOBAL PROJECTS →
Tarim Oilfield crude oil sampling project

Tarim Oilfield Project

Oilfield / crude oil gathering and transfer

Oilfield crude oil sampling project

Oilfield Applications

Oilfield gathering and petroleum transfer

South China Sea offshore sampling project

South China Sea Offshore Project

Marine / offshore operating environment

International crude oil pipeline sampling project

International Pipeline Projects

Pipeline, terminal and customized transfer applications

PROFESSIONAL MANUFACTURING & QUALITY ASSURANCE

Professional Manufacturing
and Quality Assurance

Quality is integrated into Zhongnan Instrument's engineering and manufacturing process. Each project-configured system is assembled, inspected and prepared around defined project requirements.

  • Production management
  • Quality inspection procedures
  • Product functional testing
  • Process control and pre-delivery preparation
Inside Zhongnan Instrument factory
Pipeline SamplingProject-specific automatic sampling configuration
Closed-loop SamplingClosed sample handling solutions
EPC SupportEngineering support for project contractors
System IntegrationCoordination with integrators and control systems
End-user SupportApplication and commissioning assistance

QUALITY & COMPLIANCE

Certifications & Quality Assurance

ZNYB supports its engineering and manufacturing with explosion-protection certification, quality management, technical patents and structured product testing.

ZHYQ-II explosion-proof certificate CNEx26.1177X

Explosion-Proof Certification

ZHYQ-II · Ex db ib IIB T4 Gb
CNEx26.1177X

Explosion-protection certification supporting application in hazardous industrial environments.

Nanyang Zhongnan Instrument ISO 9001:2015 certificate

ISO 9001 Quality Management

ISO 9001:2015

Certified quality management system supporting controlled manufacturing, inspection and continuous improvement.

Invention Patent

Two-Point Tank Water-Content Testing

Technical development in petroleum sampling and water-content measurement applications.

Utility Model Patent

Automatic Crude Oil Sampling Technology

Supporting long-term technical development in automatic crude oil sampling equipment.

VERIFICATION PROCESS

Tested Before Delivery

Each project-configured system goes through inspection and functional verification before shipment.

Assembly InspectionMechanical and electrical assembly checked against project requirements.
Functional TestingSampling operation and configured control functions verified.
Pressure & Leakage ChecksApplicable circuits and connections checked to inspection requirements.
Factory Acceptance PreparationSystem status and delivery documentation prepared for commissioning support.
Zhongnan Instrument assembly and pre-delivery inspection

WHY CHOOSE ZHONGNAN INSTRUMENT?

More Than a Manufacturer —
A Technical Partner

30+ Years of Industry ExperienceLong-term petroleum instrumentation and sampling experience.
Petroleum Sampling ExpertiseApplication-focused knowledge for crude oil transfer.
Strong Engineering CapabilityProject configuration, system development and manufacturing.
Proven Project ExperiencePractical delivery across multiple operating environments.
Long-Term PartnershipEngineering support from evaluation through delivery.

OUR MISSION

Building a Better Future for
the Oil & Gas Industry

At Zhongnan Instrument, our mission is to provide reliable, intelligent and efficient instrumentation solutions for oil and gas applications.

We continuously pursue technological development, quality improvement and customer satisfaction to become a trusted long-term partner for petroleum companies, EPC contractors and industrial customers worldwide.

Nanyang Zhongnan Instrument company office

Partner with Zhongnan Instrument

Tell us about your operating conditions and project requirements.

CONTACT US TODAY →