About us
Forging a Leading Control Valve Brand
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
Overview
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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.
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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.
Corporate Culture
Corporate culture
Vision
Forging a Leading Control Valve Brand
Mission
Honoring Our Legacy
Committed to Quality
Driven by Excellence
Values
Innovation & Excellence
Customer Focus & Staff Development
Integrity & Collaboration
Sustainability & Digitalization
Certifications & Awards
Honors and Qualifications
National Science Awards
2
Provincial Science Awards
21
Granted Patents
600+
National R&D Programs
20
Wuzhong Instrument has established national-level innovation platforms, including engineering research centers, postdoctoral research
stations, and specialized R&D centers for intelligent control valves. The company has received numerous national, provincial,and industry
awards for technological innovation, intelligent manufacturing, and engineering excellence. It is recognized as a National High-Tech Enterprise,
a National High-Skilled Talent Training Base, and a National Vocational Skills Appraisal Institution. These achievements have earned
Wuzhong Instrument the trust of leading enterprises, including National Energy Group, CNPC, Sinopec, CNNC, and CASC.
Certifications
Enterprise qualifications
Nationally Recognized Enterprise Technology Center
National & Local Joint Engineering Research Center for Key Technologies of Intelligent Control Instrumentation
National "Little Giant" Enterprise for Specialized, Refined, Distinctive and Innovative Development
National High-Tech Enterprise Certificate
Leading Enterprise of the High-End Instrumentation Industry Chain
Ningxia Academician Workstation for Automation Instrumentation
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 Control Valve Development in Major Equipment Applications
Ningxia Talent Hub for Intelligent Instrumentation R&D
Innovation Demonstration Enterprise
Patent
Patent Certificate
Desuperheating Water Atomizing Nozzle with Annular Weir and Multiple Forward/Rev
Sleeve with Sinusoidally Distributed Desuperheating Spray Holes
Control Valve with Special-Shaped Retaining Ring
Spiral-Cooled High-Temperature Backpressure 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
Low-Resistance Zero-Leakage Control Valve
In-Situ Valve Ball Coating Uniformity Measurement Device
Contributions to Standards
GB/T 45681-2025 General Technical Specification for Repair Welding of Steel Cas
GB/T 4213-2024 Pneumatic Control Valves
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/NXJY 074-2024 Valve Position Transmitter
DB 64 General Technical Specification for Control Valve Remanufacturing
Q/WYC 175-2025 Axial Flow Bidirectional Control Valve
Q/WYC 171-2026 Valve Position Transmitter
Q/WYC 173-2026 Ammonia Synthesis Condenser Level Control Valve
Development History
Development History
2025
Recognized as a Benchmark in Intelligent Valve Manufacturing
2021
Recognized as a Benchmark Intelligent Factory and Named a National Intelligent Manufacturing Demonstration Factory
2016
Completed Construction of the New Intelligent Manufacturing Factory
2010
Became a Wholly Owned Subsidiary of China Automation Group Ltd.
2006
Reorganized with Ningxia Power Generation Group
2002
Introduced Advanced Control Valve Technology from Germany, Initiating the Second Phase of Technology Assimilation and Innovation
2000
Visited by President Jiang Zemin; Recognized as a Key Enterprise Supporting China's Western Development Strategy
1997
Visited by Li Keqiang, then First Secretary of the Communist Youth League of China
1980
Licensed Advanced Valve Technology from Japan
1965
Relocated from Shanghai to Ningxia
1959
Wuzhong Instrument Factory Established
專業(yè) · 專注 · 創(chuàng)新 · 超越
Precision · Reliability · Innovation · Excellence
Ningxia Wuzhong City Kaiyuan Avenue Jinji Industrial Park China Automation Industrial Park
