LYV Advantage
Raw materials
LYV®️ always purchase casting and forging from reliable factory and double check after receiving. Keep our raw materials quality best so that can keep our products quality best.
Skilled workers
LYV®️ hired over 100 workers in the workshop. They have years of experience in their field, and they are versatile enough to be finish complicated work.
Equipment
LYV®️ always keeps equipment in top condition. Each equipment is maintained regularly. We also often update new equipment to our production line.
Quality Control
LYV®️’s quality control covers full period of production according to ISO 9001:2015. Our inspector team working strictly according to ITP. Ensure valve quality under control from casting to release.
Product Category
Zhejiang Liangyi Valve Co., Ltd.
About Us
Quality Valve Manufacturer
Zhejiang Liangyi Valve Co., Ltd. (LYV®) is a renowned valve manufacturing enterprise located at No. 799 Jiniu Street, Lishui City, Zhejiang Province, occupying an area of over 13,000 square meters. With a workforce of more than 100 employees, LYV® specializes in researching, developing, designing, manufacturing, and selling high-quality ball valves and butterfly valves, along with manufacturing gate valves. The company is renowned for its exceptional products and excellent reputation within the industry.
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13000 m²
Workshop
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100
Stuffs
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50
Advanced CNC
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40 years
Experience
LYV® is one of the leading manufacturer and supplier in China, specializing in the production of ball valve, butterfly valve, trunnion mounted ball valve, concentric butterfly valve, reduced bore ball valve, etc. If you are searching for a factory, please consider us. You can rest assured when purchasing products from our factory, as we offer excellent after-sales service and ensure timely delivery.
Featured Products
News
2026-06-03
Is floating ball valve suitable for high-cycle actuated service?
The Floating Ball Valve represents a robust and reliable solution for many high-cycle actuation needs, particularly in systems requiring precise level control and low-maintenance operation. With carefully selected seat materials, proper installation, and consideration of operating conditions, ball valves can offer excellent performance over extended service periods.
2026-01-12
How Can a Check Valve Improve Your Fluid System Efficiency?
Check Valve is an essential component in fluid systems, designed to allow flow in one direction while preventing backflow. From industrial pipelines to residential water systems, check valves ensure smooth operation, reduce equipment damage, and maintain safety. Zhejiang Liangyi Valve Co., Ltd. specializes in manufacturing high-quality check valves suitable for diverse applications.
2026-01-07
What Makes Gate Valves Essential for Industrial Applications?
Gate valves are one of the most widely used valves in industrial piping systems. They play a critical role in regulating the flow of liquids and gases, ensuring that industrial processes operate efficiently and safely. Companies like Zhejiang Liangyi Valve Co., Ltd. specialize in producing high-quality gate valves that meet rigorous standards for performance, durability, and reliability.
2025-12-31
What Is a Reduced Bore Ball Valve and Why Is It Widely Used?
A Reduced Bore Ball Valve is one of the most commonly used valve types in modern industrial pipeline systems due to its compact design, cost efficiency, and reliable shut-off performance. Unlike full bore designs, the internal bore diameter of a reduced bore ball valve is smaller than the pipeline diameter, allowing manufacturers and end users to achieve better pressure control and lower material costs without sacrificing sealing reliability.
2025-12-25
What Is a Trunnion Mounted Ball Valve and Why Does It Matter in Industrial Flow Control?
Trunnion mounted ball valves play a critical role in modern industrial flow control systems, particularly in high-pressure, large-diameter, and long-distance pipeline applications. Compared with floating ball valves, this valve type offers superior stability, reduced operating torque, and enhanced sealing reliability. As industries such as oil and gas, petrochemical processing, LNG, and power generation continue to demand higher safety and efficiency standards, understanding the structure, performance, and selection logic of trunnion mounted ball valves becomes increasingly important.
2025-12-19
How Does a Globe Valve Control Flow Precisely in Industrial Systems
This in-depth guide explores how a Globe Valve works, why it is trusted for precise flow control, and how manufacturers like LYV design globe valves to meet demanding industrial standards. Covering structure, working principles, advantages, applications, selection tips, and FAQs, this article is written to support engineers, procurement managers, and decision-makers seeking reliable valve solutions.
