
Wenzhou Runxin Manufacturing Machine Co., Ltd. manufactures control valves for water treatment systems and ceramic ball valves, backed by sustained innovation, international registrations, and long-term certification performance.
Wenzhou Runxin Manufacturing Machine Co., Ltd. is an established manufacturer specializing in control valves for water treatment systems, residential and commercial application products, and ceramic ball valves. The company develops products under the “Runxin” and “Runlucky” brands, serving whole-house water purification needs and related valve solutions.
With a strong focus on innovation and intellectual property, Runxin has participated in drafting national and industry standards and operates a provincial high-tech enterprise R&D center. The company has been recognized as a National High-tech Enterprise and a National Intellectual Property Advantage Enterprise, supported by an extensive portfolio of invention and utility model patents.
Runxin’s products are positioned for international markets, with brand registrations in more than 90 countries and exports reaching 127 countries and regions. Its control valve products have held NSF certification for 10 consecutive years since August 2010, and the company also reports compliance with CE and RoHS requirements.
In ceramic ball valve development, Runxin applies ceramic hermetic sealing-face technology, using corundum ceramic or silicon carbide valve core and seat materials designed for demanding chemical media. These ceramic valve solutions are used across industries including desalination, papermaking, printing and dyeing, electroplating, chemical processing, and medical treatment.

Runxin operates a provincial high-tech enterprise research and development center and has participated in drafting national and industry standards, supporting continuous product development in water treatment control valves and ceramic valve technologies.
Ceramic ball valves use ceramic hermetic sealing-face technology with valve core and seat made from corundum ceramic or silicon carbide. Ceramic components are fired at 1680℃ or 2200℃ for suitability with media such as hydrochloric acid, sulfuric acid, and sodium hydroxide.
Runxin promotes a spirit of humbleness, gratefulness, honesty, wisdom, and diligence, with a continued commitment to technological innovation and long-term cooperation with partners.
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