We specialize in the design and production of industrial automatic control pipeline systems, covering key components such as compression fittings, needle valves, stainless steel compression fittings, instrument fittings, and cartridge-style fittings.
Since our establishment, the company has consistently prioritized product quality and strengthened scientific management.
For years, we have actively advocated the corporate spirit of "Quality is the lifeblood of a company, and credibility is its soul," while adhering to the business tenet of "based on integrity and customer-centric."
-
professional and reliable
The company specializes in the design and manufacture of flexible valves, rigid valves, needle valves, flexible nuts, three-valve manifolds, high-temperature and high-pressure globe valves, and instrument auxiliary vessels.
-
Production Equipment
It has established a comprehensive hardware system for production and processing, providing solid support for the precision and efficiency of product manufacturing.
-
Quality Management System
Our products have obtained ISO 9001 Quality Management System Certification. We implement standardized quality control throughout the entire process, which ensures the stability and reliability of delivered products and builds a solid foundation of trust for customer cooperation.
-
Our Service
Strict control over production and inspection processes to ensure on-time delivery with high quality.

About Us
Wenzhou Zhengyi Instrument & Valve Co., Ltd. is located in Yongzhong Industrial Zone. We specialize in the design and production of industrial automatic control pipeline systems, covering key components such as compression fittings, needle valves, stainless steel compression fittings, instrument fittings, and cartridge-style fittings. Our products serve a wide range of industries, including metallurgy, machinery, pharmaceuticals, and aerospace.
- 01
We welcome new and existing customers to join hands with us for mutual success.
- 02
Free product selection and solution design provided by our engineers.
- 03
Technical guidance, rapid response, and quality assurance.

-
Advantages Of Ball Valves
-
Ball Valve Parameter Ratings
-
What Are The Precautions For Installing Instrument Valves?
-
Instrument Valve Working ProcessNov 17, 2025When the instrument valve needs to be opened, the operating mechanism moves the valve core to the open position, allowing the fluid medium to flow smoothly.read more
-
Instrument Valve PrincipleNov 16, 2025A controller that uses analog signals is also called an analog instrument valve.read more
Professional Services




