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Craftsmanship in Manufacturing Forging Global Quality
Focused on valve and fitting manufacturing, delivering global trust through strict craftsmanship and premium service.
About Us
VLLONG is a professional manufacturer dedicated to the production of high-quality valves, manifolds, and pipe fittings. Based in Yuhuan, Zhejiang—a dynamic manufacturing hub on China’s east coast—we serve global markets with reliable products and comprehensive solutions.
High-Quality Manufacturing
Full-process production ensures precise, durable, and consistent products.
Customized Engineering Solutions
Tailor-made solutions for HVAC, water supply, and industrial applications worldwide.
Global Customer Support
Fast response, technical support, and reliable export logistics for partners worldwide.
Corporate Highlights
Full-process manufacturing with stable quality control
International standard certification
Professional provider of HVAC and pipeline solutions
Why Choose VLLONG
Connecting Quality · Partnering Without Boundaries
ISO9001 Certified Quality System
Advanced testing ensures consistent product quality.
Strong Technical Expertise
Experienced engineering team continuously optimizes processes and performance.
Our Vision
To become a globally recognized manufacturer of high-quality valves and fittings, connecting the world with innovation and reliability, and ensuring every pipeline system is safe, efficient, and trustworthy.
VLLong
Corporate
Culture & Values
Corporate Culture
Our Mission
about
Our Values
Integrity
Commitment to honesty and responsibility.
Craftsmanship
Pursuing detail, quality, and continuous improvement.
Innovation
Advancing technology and developing new solutions.
Partnership
Building long-term global cooperation with mutual value.
Responsibility
