Wenzhou Kangtuo International Trade Co., Ltd. (Est. 2013) is a subsidiary of Kangsaite Automation Group Co., Ltd.(KST), headquartered in the “City of Valves” — Wenzhou, China. The company specializes in industrial and sanitary valves, with products exported to over 60 countries and widely used in petroleum, natural gas, chemical, and other industries. Backed by over 30 years of manufacturing expertise and internationally recognized certifications, we uphold the values of Professionalism, Integrity, and Win-Win Cooperation to be a trusted long-term partner for clients worldwide.
We have passed DNV and ISO9001 quality management, environmental, occupational health and safety management system certifications, and have obtained various certifications such as TS, CE, FDA, ATEX, SIL, API, valve fire prevention, etc.
If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation
Our Partners
Our company has established long-term strategic cooperation with a wide range of partners, including distributors, brand owners, project contractors, importers, manufacturers. With reliable quality and flexible solutions, our products have been widely adopted in key infrastructure and industrial projects. We are currently working with over 800 partners worldwide, covering regions such as USA, Malaysia, UK, Germany, Spain, Australia, Vietnam, South Korea, Russia, Turkey, South Africa, Indonesia, Brazil, Thailand, Tunisia, Mexico, Argentina, Iran, Italy, where our brand continues to gain strong market recognition. Backed by professional support and efficient supply capabilities, we are committed to building mutually beneficial partnerships across the globe. Join us as our local partner and grow together with a trusted global brand. Contact us for more details.
2026 ASIAWATER Malaysia Water Exhibition Focus on ASIAWATER 2026KT: Join us in Malaysia to meet our global clients! Exhibition Information Exhibition Name: ASIAWATER 2026 Exhibition Dates: April 7-9, 2026 Exhibition Venue: Kuala Lumpur Convention Centre, Malaysia Booth Number: Hall 4 | K420
This article provides an in-depth comparison of the structural evolution and performance differences between centerline, double eccentric, and triple eccentric butterfly valves. It analyzes the pros and cons of each type regarding pressure rating, friction loss, and sealing life—from simple interference fits to precision angular displacement seals—offering professional guidance for industrial selection.
This article provides a comprehensive guide to butterfly valves, covering their definition, core components (body, disc, stem, etc.), and working principles. It details the operational processes in open, closed, and throttling states, while comparing manual, pneumatic, and electric actuators, along with the four primary connection methods: Wafer, Lug, Flanged, and Butt-Weld.
Sanitary butterfly valves are essential flow control devices designed specifically for hygienic applications in food, beverage, pharmaceutical, and biotechnology industries. These sanitary stainless steel butterfly valves feature smooth, crevice-free designs that prevent bacterial growth and facilitate thorough cleaning.
Installing a Electric Valve Actuator on a ball valve is a critical process that requires careful planning, proper tools, and adherence to safety protocols. This comprehensive guide provides detailed instructions for successfully mounting and configuring electric actuators on ball valves for industrial automation applications. Whether you're working with a compact electric actuator or a multi-turn electric actuator, understanding the proper installation procedures ensures optimal performance, longevity, and safety.
Pneumatic actuators are essential motion-control devices that transform compressed air energy into mechanical movement. They are widely used in valve automation, process control, and industrial systems due to their simplicity, safety, and reliability.
