backflow prevent valve500+ factories verified

RST Valve Group Co., Ltd was founded in Wenzhou City with more than 10 years of experience in producing different kinds of industrial valves. It is a high-tech comprehensive valve enterprise with design, research and development, manufacturing, sales and service.

Donjoy founded in 1993, with registered capital RMB105.58 million(about 15million USD). We focus on high quality PID process controller, the valve positioner, the valve control unit, high purity process control valve, high purity pump, Cleaning technology, piping and pressure vessel safety technology, tubing fittings. Widely used in biopharmaceutical, food and beverage, dairy...etc

Wofly Technology (Group) was established in 2011, headquartered in Shenzhen, China. It has three subsidiaries: Hunan Wofly, Hubei Wofly, and Hong Kong Wofly, as well as Shanghai Wofly Branch and Xi'an Office. Wofl Group Co., Ltd. is a company that specializes in the research and development, manufacturing, and sales of precision high-purity fluid valves and special gas equipment. A national high-tech enterprise and specialized new enterprise that integrates gas system engineering design, installation, and technical services. The group company enjoys a high influence in the national special gas field, with a senior management team, research and development team, engineering and technical experts, etc. The group company has professional contracting qualifications for building mechanical and electrical installation engineering, GC2 pressure pipelines, multiple national patents, and international certifications such as CE/RoHS/TIME certification. The company strictly implements various management measures in accordance with ISO9001 standards.

Kaigao Valve Co., Ltd. is a professional valve manufacturer dedicated to the production and R&D of valves. Our goal is to solve application problems for users in various industries and provide comprehensive system solutions for all types of end-users. The company is located in Kaigao Industrial Park, Huojia County Industrial Agglomeration Area, Xinxiang City, Henan Province, covering an area of 63, 333 square meters (95 mu), including 35, 000 square meters of workshop construction area. It has been more than 30 years since the company was founded.

QINGDAO FLUIDO INDUSTRIAL Co., Ltd is a leading manufacturer and exporter specializing in valves, pipe fittings and OEM metal parts. Our core product range includes:

Hebei Shangze Rubber and Plastic Products Co., Ltd, Our company was founded in 2020-12-21. The company address is at No. 90, Sunwuying Village, Masen Township, High tech Zone, Hengshui City, Hebei Province. The main industries are Rubber and plastic products industry. Our company is sincerely willing to cooperate withenterprises from all over the world in order to realize a win-win situationsince the trend of economic globalization has developed with anirresistible force. Welcome to communicate and negotiate at any time.

Wenzhou Huiyi Valve Co., Ltd is a leading manufacturer who specialized in pipe fittings, valves and metal products for over 20 years, our company is located in China Valve Town-Wenzhou City, China. We have two factories, standardized production base, advanced producing equipment, modern management, standardized quality control system, relying on the purpose of "quality is the core competitiveness", which make HUIYI VALVE products win good reputation in international market.

Hebei Derunze Chemical Equipment Co., Ltd is a high tech enterprises that collection of sale for project consulting, designed and developed, engineering design, materials purchaseing, transport of goods, equipmeny installation and debugging, also we had pass the ISO 9001: 2015, ISO14001: 2015 and GB/T45001-2020/ISO45001: 2018 international quality mamagement system certification.

Your Trusted Partner in Agricultural Machinery & Components We are a leading integrated manufacturer and global exporter, encompassing the full spectrum of operations from in-house design and market development through precision production, global sales, and dedicated after-sales support. Strategically positioned in Southeast Beijing, we benefit from excellent logistical access. Located just 150KM from the Port of Tianjin and adjacent to major expressways, we ensure efficient and reliable delivery of goods worldwide. As a shareholder in a prominent local mechanical manufacturer, we possess a significant competitive edge: Priority access to high-quality products, offering distinct advantages over pure trading companies. Our team is our cornerstone - both our highly skilled technicians and experienced sales personnel bring over a decade of specialized expertise in sales and comprehensive repair & maintenance services. Driven by our slogan, "First-Rate Products, Honest Services, " we are dedicated to exceeding customer expectations, fostering lasting satisfaction, and building enduring, mutually beneficial partnerships. We mainly supply whole agricultural mechanics and hydraulic multi-way directional control valves accessories, electrical appliance fittings, diesel accessories and rotary cultivator accessories. Whole agricultural machine like the grass mower, Wheel rake, tedder, soil Grader and leveller, boom sprayer and fertilizer spreader etc. Besides, some of the products can be customized, like the hydraulic cylinders, hay rakes...Just supplyUs the detailed drawing we would do our best to reach your satisfactory. The company is based on science leading up and keep constantly technological innovations, we're very strictly to follow the quality management system during the production and all further services. Our products are sold to more than 70 countries and regions like the South East Asia, the South America, MID East, Russia and East Europe etc. <br/><br/>We're sure of supplying you perfect products, fantastic designing and also, attentive services. We're expecting your inquiries and also hope can build long term cooperation with you in near future!

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YOONAD was found in 2013, covering an area of 82000 square meters and have more than 400

Shanghai POWER PLANT VALVE FACTORY Co., Ltd. Was founded in1966, Itis located inNo. 1268, Zhufeng Highway, Qingpu District,   Shanghai, China. The predecessor of the company was the Shanghai Power Station Valve Factory. After morethan fifty years of entrepreneurship, creation, and innovation, the SDF brand is now abrand recommended by the China National Electric Equipment Management Associationand a specialized manufacturer designated by the Ministry of Machinery and the StatePower Corporation for producing high-temperature and high-pressure power station valves.

Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd. is a professional marine valve manufacturing enterprise located in Mingcun Town, Pingdu City, Qingdao. We mainly produce marine valves and accessories like gate valve, globe valve, stop valve, check valve, stop-check valve, butterfly valve, ball valve, storm valve with Japanese, German, and national standards. Providing customers with high-quality and efficient products and services is our business philosophy, which we have always followed and continuously developed over the years.

Founded in 1966, Hefei Changyuan Hydraulic Co., Ltd (HCHC) is a high-tech enterprise specializing in R&D, production and sales of various hydraulic components. The main products include hydraulic pump (hydraulic motor), hydraulic valve and hydraulic cylinder, which covers power, controlling and actuating of the hydraulic system. All these products are in wide varieties of more than 200 series with more than 4500 specifications, and widely applied in modern agricultural machinery, forklift truck, construction machinery, special vehicles and other non-moving field.

Yuming Valve Group Co., Ltd. Was found in 1972, covering an area of 82000 square meters industrial park, which was constructed 38000 square meters.

Wenzhou Jianqing Industrial Company was founded in 1977, is now located in Wenzhou, Zhejiang, China Marine economic development demonstration zone, construction area of more than 30, 000 square meters, annual output value of 100 million, with more than 200 sets of professional equipment, is a professional production, research and development of reciprocating compressor parts of science and technology enterprises.

Our company offers a wide range of valves of various types. We are delighted to receive your inquiry and will reply to you as soon as possible. We adhere to the management principle of "Quality First, Service Supreme, Continuous Improvement and Innovation to Meet Customer Needs", as well as the quality goal of "Zero Defects, Zero Complaints" to serve every customer.

Henan Huaze Intelligent Technology Co., Ltd. is a technology growth enterprise specializing in the research and development, sales, and service of intelligent device technology; Specializing in the research and export of laser, mechanical, and environmental protection equipment, we have mastered multiple core technologies in equipment processing and fully possess the technological innovation capability of various equipment. Our production factory covers an area of 4800 square meters.

Guangbo Fire Protection Online Shopping Website is operated by Fujian Guangbo Fire Fighting Equipment Co., Ltd. Welcome customers to consult online for fire protection equipment wholesale / retail services, and fire protection technical systems. We are trying to build one trusting cost-effective equipment online sales for domestic and abroad fire protection.

Xiamen Better Silicone Rubber Co., Ltd, which is make molding and produce silicone rubber products, plastic injection parts and LSR products

JoNeng valves company was started in 2007. Located in the stainless steel industry zone, Wenzhou, China.

TAIZHOU EASTAR TECHNOLOGY Co., Ltd operates as a fully integrated industry and trade entity.  

A professional brass valve and fittings manufacturer

Jiangsu Erma Hydraulic Components Co., Ltd. Was established in 1999. The company is located in Xingang Park, National Economic and Technological Development Zone, Jingjiang City, Jiangsu Province, with convenient transportation and beautiful scenery. The factory has a production and office area of 14000 square meters, and currently has more than 130 employees, including more than 50 people with college education or above. The company has a professional top-notch technology research and development team, including 3 senior engineers and 6 with intermediate professional titles. At the same time, the company maintains long-term technical cooperation relationships with universities and scientific research institutes; The company was awarded the National High-tech Enterprise in 2015 and the Jiangsu Specialized New Enterprise in 2022. The company currently has 49 independent patents, including 13 invention patents.

Tianjin Jinmao Valve Co., Ltd. - Factory Introduction

Yiwu Geyue E-Commerce Trading Co., Ltd major in offer faucets and valves to wholesalers from all over the world. Our factories in Taizhou and Quanzhou city. Our main market are Africa. East-Middle. South-America. Asia etc. We always offer good quality and good price to customers. We will offer more support to customers. FOB and CNF bussiness way accepted. Our factory had 25years production experiences. OEM and ODM accepted. The high quality of products has been approved by our customers. Based on "management of quality first, customers up most" and quality policy of "seeking for best, keeping first class",   As a follower of the bathroom industry that focuses on global environmental sustainability, HULK adheres to the core values of "putting user value creators first" and pursues a sustainable development model. With the advantages of intelligent, humanized, healthy, energy-saving and environmentally friendly products, HULK promotes the harmonious development of people, products and the environment. With the mission of "creating a healthy kitchen and bathroom life and making the earth's environment more beautiful! ", HULK aims to create high-quality living welfare for global users. We are willing to go forward with customers both at home and abroad, and create a bright future hand in hand.

Company Introduction

KeKe Group Ltd. was founded in 2002, is a set of research and development, manufacturing, sales and service as one of the professional valve high-tech enterprises. Headquartered in "China Valve City" Longwan, Wenzhou, the Group's current registered capital of 116.87 million yuan. Our company has obtained special equipment production license pressure piping components certification and safety accessories (TS certification) certificate; Certification through the ISO9001 international quality system certification, ISO14001 environmental management system, ISO45001 occupational health and safety management system; Now has 5 national invention patents, utility model patents 14, has been declared for review in the invention of 8 patents; Participated in the drafting of the "rotary ball valve", "low-temperature", "ball valve", "low-temperature", "ball valve", "ball valve" and "valve". Rotary Ball Valve", 'Low Temperature Pilot Operated Safety Valve', 'Spring Loaded Safety Valve', 'General Requirements for Safety Valves', 'Pilot Operated Safety Valve' and other national standards. Has been involved in the review of four national standards, respectively, "bellows-sealed steel gate valve", "bellows-sealed steel globe valve", "fluoroplastic lined gate valve", "flue gas butterfly valve". With years of efforts and innovation, has won the national high-tech enterprises, Zhejiang province specializing in new small and medium-sized enterprises, Zhejiang province innovative small and medium-sized enterprises, Zhejiang province credit management demonstration enterprise, Zhejiang province AAA grade contract-abiding and trustworthy enterprise, Zhejiang province small and micro-enterprises growth star, Zhejiang science and technology small and medium-sized enterprises, Wenzhou city credit management demonstration enterprise, Wenzhou city science and technology innovation enterprise, Wenzhou bay new area, Longwan district Three-star enterprise, etc.

Tianjin jin tong valve manufacturing Co., Ltd was founded in 1996, in 2016 in valve manufacturing Co., Ltd (former tianjin tianjin) on the basis of the successful restructuring, is a valve design, development, production, sales, installation, maintenance, service as one of the manufacturing company, tianjin valve after 20 years of wind and rain baptism, has become a production and export in tianjin region center line butterfly valve, soft-sealing gate valve, check valve, hydraulic control valves, etc. Relying on talent, technology, equipment, information, management, team spirit, hire a valve of senior technical personnel, introduction of valve field technology, thus in today's performance.

Jtong Group: A Leading Integrated Casting & Valve Solutions Provider