Driven by Innovation
Focused on the Future

Decades of Expertise, Delivering Better Solutions


Committed to Building World-Class Capabilities in Control Valve Manufacturing and Engineering



Company Profile
Company Profile
  • Wuzhong Instrument Co., Ltd.

    Founded in 1959, Wuzhong Instrument Co., Ltd. is a leading control valve manufacturer in China. The company designs and manufactures control valves, severe-service valves, actuators and valve accessories for process industries including petrochemical, power generation, nuclear energy, LNG, and oil and gas. Its products are designed and manufactured in compliance with a wide range of international standards including API, ASME, ISO and GOST. Wuzhong Instrument products have been widely deployed in major energy infrastructure projects, including the China–Russia Gas Pipeline and Hualong nuclear power projects.

  • Innovation-Driven, Quality-Assured

    As one of China's leading control valve R&D and manufacturing centers, Wuzhong Instrument has built a robust innovation platform supported by national and regional research institutions. The company has developed over 100 control valve products, obtained more than 600 patents, received over 30 national and provincial technology awards, and contributed to the development of more than 20 national standards.
    Through continuous innovation, Wuzhong Instrument has successfully developed critical control valves for ultra-high pressure, ultra-high temperature, cryogenic, nuclear and other severe-service applications, breaking international technology barriers and supporting major energy and industrial projects.

  • Intelligent Manufacturing

    Wuzhong Instrument has developed a fully integrated intelligent manufacturing system that enhances collaboration across engineering, production, and business operations. By leveraging advanced manufacturing technologies and data-driven management, the company is able to deliver highly customized products with improved efficiency, shorter lead times, and consistent quality. This commitment to intelligent manufacturing has established Wuzhong Instrument as a leading benchmark for advanced manufacturing in China’s control valve industry.

关于我们
Corporate Culture
Corporate culture
Corporate Vision
Corporate Vision

Corporate Vision

Forge the number one brand of control valves

Corporate Mission
Corporate Mission

Corporate Mission

A professional manufacturer of control valves carrying the mission of history
Over sixty years of unwavering efforts is our best promise to quality
Explore beyond ourselves, providing you with better choices

Corporate Values
Corporate Values

Corporate Values

Professional Focus, Innovation Beyond
Customer-Centric, Compassionate Heart with Far-Reaching Vision
Employee Happiness, Growth in Harmony
Integrity and Trust, Collaborative Win-Win
Green Empowerment, Digital Intelligence Drive
Lean and Steadfast, Re

Qualifications and Honors
Honors and Qualifications
National Science and Technology Progress Award
2Item
Company establishment
Ministerial and Provincial-Level Science and Technology Progress Award
21Item
Factory area
Acquire authorized patent
600+Item
Building area
National Key Research and Development Program
20Item
Registered capital

Wu Zhong Instrument has successively established national engineering research centers, postdoctoral scientific research workstations, Ningxia Intelligent Control Valve Engineering and Technology Research Center, and Ningxia Major Equipment Key Control Valve Research and Innovation Team, among other innovative platforms and carriers. It has been recognized as a "Smart Manufacturing Pilot Demonstration" enterprise by the National Ministry of Industry and Information Technology, and has won honors such as the "National May Day Labor Medal," China Benchmark Intelligent Factory, and National Advanced Collective in Mechanical Industry. It is a national high-tech enterprise, national high-skilled talent training base, and national vocational skill assessment center. It is an excellent supplier to enterprises such as the State Energy Group, China National Petroleum Corporation, China National Petroleum Corporation, China National Nuclear Corporation, and China Aerospace Science and Industry Corporation.

Corporate Qualifications
Enterprise qualifications
Nationally Recognized Enterprise Technology Center

Nationally Recognized Enterprise Technology Center

National & Local Joint Engineering Research Center for Key Technologies of Intelligent Control Instrumentation

National & Local Joint Engineering Research Center for Key Technologies of Intelligent Control Instrumentation

National

National "Little Giant" Enterprise for Specialized, Refined, Distinctive and Innovative Development

National High-Tech Enterprise Certificate

National High-Tech Enterprise Certificate

Leading Enterprise of the High-End Instrumentation Industry Chain

Leading Enterprise of the High-End Instrumentation Industry Chain

Ningxia Academician Workstation for Automation Instrumentation

Ningxia Academician Workstation for Automation Instrumentation

Ningxia Talent Center for Intelligent Control Valve R&D

Ningxia Talent Center for Intelligent Control Valve R&D

Ningxia Scientific and Technological Innovation Team for Intelligent Actuators of Major Equipment Instrumentation

Ningxia Scientific and Technological Innovation Team for Intelligent Actuators of Major Equipment Instrumentation

Ningxia Scientific and Technological Innovation Team for Control Valve Development in Major Equipment Applications

Ningxia Scientific and Technological Innovation Team for Control Valve Development in Major Equipment Applications

Ningxia Talent Hub for Intelligent Instrumentation R&D

Ningxia Talent Hub for Intelligent Instrumentation R&D

Innovation Demonstration Enterprise

Innovation Demonstration Enterprise

Patent Certificates
Patent Certificate
Desuperheating Water Atomizing Nozzle with Annular Weir and Multiple Forward/Rev

Desuperheating Water Atomizing Nozzle with Annular Weir and Multiple Forward/Rev

Sleeve with Sinusoidally Distributed Desuperheating Spray Holes

Sleeve with Sinusoidally Distributed Desuperheating Spray Holes

Control Valve with Special-Shaped Retaining Ring

Control Valve with Special-Shaped Retaining Ring

Spiral-Cooled High-Temperature Backpressure Control Valve

Spiral-Cooled High-Temperature Backpressure Control Valve

Ultra-Low Temperature Low-Leakage High-Pressure Balanced Control Valve

Ultra-Low Temperature Low-Leakage High-Pressure Balanced Control Valve

Dual-Control System and Control Method for Working Regulator in Natural Gas Pres

Dual-Control System and Control Method for Working Regulator in Natural Gas Pres

Low-Resistance Zero-Leakage Control Valve

Low-Resistance Zero-Leakage Control Valve

In-Situ Valve Ball Coating Uniformity Measurement Device

In-Situ Valve Ball Coating Uniformity Measurement Device

Standard Revision
Standards Update
GB/T 45681-2025  General Technical Specification for Repair Welding of Steel Cas

GB/T 45681-2025 General Technical Specification for Repair Welding of Steel Cas

GB/T 4213-2024 Pneumatic Control Valves

GB/T 4213-2024 Pneumatic Control Valves

T/NXJX 085-2025 Double Block Orbit Expanding Seal Ball Valve

T/NXJX 085-2025 Double Block Orbit Expanding Seal Ball Valve

T/NXJX 066-2024 High-Cycle Shut-Off Butterfly Valve for Pressure Swing Adsorptio

T/NXJX 066-2024 High-Cycle Shut-Off Butterfly Valve for Pressure Swing Adsorptio

T/NXJY 074-2024 Valve Position Transmitter

T/NXJY 074-2024 Valve Position Transmitter

DB 64 General Technical Specification for Control Valve Remanufacturing

DB 64 General Technical Specification for Control Valve Remanufacturing

Q/WYC 175-2025 Axial Flow Bidirectional Control Valve

Q/WYC 175-2025 Axial Flow Bidirectional Control Valve

Q/WYC 171-2026 Valve Position Transmitter

Q/WYC 171-2026 Valve Position Transmitter

Q/WYC 173-2026 Ammonia Synthesis Condenser Level Control Valve

Q/WYC 173-2026 Ammonia Synthesis Condenser Level Control Valve

Development History
Development History
2025

2025

Recognized as a Benchmark in Intelligent Valve Manufacturing

2021

2021

Recognized as a Benchmark Intelligent Factory and Named a National Intelligent Manufacturing Demonstration Factory

2016

2016

Completed Construction of the New Intelligent Manufacturing Factory

2010

2010

Became a Wholly Owned Subsidiary of China Automation Group Ltd.

2006

2006

Reorganized with Ningxia Power Generation Group

2002

2002

Introduced Advanced Control Valve Technology from Germany, Initiating the Second Phase of Technology Assimilation and Innovation

2000

2000

Visited by President Jiang Zemin; Recognized as a Key Enterprise Supporting China's Western Development Strategy

1997

1997

Visited by Li Keqiang, then First Secretary of the Communist Youth League of China

1980

1980

Licensed Advanced Valve Technology from Japan

1965

1965

Relocated from Shanghai to Ningxia

1959

1959

Wuzhong Instrument Factory Established

Remote Visit
Remote visit
专业 专注 创新 超越
Professionalism dedication innovation transcendence