About us


Gongyi Yinlong Water Supply and Drainage Materials Co., Ltd. (Gongyi Yinlong Water Supply Equipment Co., Ltd.) is a professional manufacturer of water supply and drainage materials. Our factory is located in Henan province, in the middle of China, next to the Shaolin Temple.

Our main products include Rubber Joint, Expansion Joint, Rubber Expansion joints, Rubber Bellow, Expansion Joint with nut union, Threaded Rubber Expansion Joint, Steel Dismantling Joint, Metallic Expansion Joints, Fabric Expansion Joints, Valve Parts, Pipe Fittings, various kinds of stainless steel compensators, duct fabric compensators, advanced soft sealing gate valves and flange butterfly valves.

Rubber joints are widely used in the industries such as petroleum, chemical industry, papermaking, construction, water supply and sewerage works. We specialize in this field for several years, with high-class products and good service.
Since we put forward the concept of establishing the leading brand of water supply and drainage equipment in the world, we have been striving to expand new markets on the basis of integrity, credibility and first class service. Our products have already made an impact all over the world as well as Italy, Spain, Africa, North America, the Mid East and other international markets.

Yinlong has acquired the certificate of international system of quality control (GB/TI9001-2000-ISO9001:2000.)

Our company enjoys a good reputation for good quality and low price. We sincerely welcome all friends from different industries to cooperate with us. We also believe we can establish long term cooperative relationship and create a bright future with you.


Advanced Technologies
"high performance products designed to improve your process"
Through our combined industry expertise, specialist knowledge and commitment to research and development activities we are able to offer an extensive range of advanced chemical technologies developed to improve the performance and efficiency of industrial and process activities.
Quality Assured
"high quality products you can count on"
Our approach to quality is at the heart of our business ethic and involves ISO9000 and Responsible Care. Our focus is on the delivery of consistently high quality, manufactured products that add value to our customers' business time, after time, after time.
Specialist Technical Support and Advice
 "working with you to resolve complex problems"
Through teams of sector specific specialists we work with industry worldwide, providing advanced chemical treatment technologies and solutions to resolve complex problems.
Global Logistics Expertise
"delivering products where and when you need them"
Through teams of international transport and logistics specialists we offer an unrivalled expertise in the import and export of chemicals, both hazardous and non-hazardous; plant and equipment to our customers worldwide.

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