0+ Team Members
0+ Dealers
0+ Years of Experience
0Win a Medal
0+ Obtain Patent

Zhejiang Dunyun Industrial Co.,Ltd

Zhejiang Dunyun Industrial Co., Ltd. is located at No. 1 Dunyun Road, Modern Environmental Protection Equipment Industrial Park, Zhuji City, the hometown of Xi Shi, in the Yangtze River Delta Economic Circle.

It is by the side of West Lake, adjacent to Xiaoshan Airport, running through the Zhejiang-Jiangxi Railway and the Hangzhou-Jinhua-Quzhou Expressway, and is situated in Diankou, the "Hometown of Hardware".

We mainly produce various copper valves such as "Dunyun" brand water supply systems, central air conditioning systems, heating systems, gas systems, special ball valves, gate valves, globe valves, temperature control valves, gas valves, exhaust valves, filters, underfloor heating water collectors, as well as new aluminum-plastic composite pipes, and other plumbing accessories.

Quality Assurance
Rich Product Variety
Support Customization
Professional Services

About Us

Call Us Now

+8613675763067

Popular Products

High-quality products, superb technology.

Universal Gas Valve
Item number: 607-4
1.Nominal pressure:1.6Mpa
2.Working medium: Gas for civilian use, natural gas, LPG
3.Working temperature: -20°C≤ t...
view more
Full-opening Brass Gate Valve
Item number:DY101
1.Nominal pressure:1.6Mpa
2.Working medium:Water.Oil.Steam
3.Working temperature:-20°C≤ t ≤ 120°C
4.Thread...
view more
Brass Ball Valve Lever Handle Female
Item number:DY201
1.Nominal pressure:1.6Mpa
2.Working medium: Water，Oil，Steam
3.Working temperature:-20°C≤ t ≤ 120°C
4.Thread...
view more
Female Y Strainer
Item Number : DY501
The Female-Female Y strainer is a key component specially designed for installation in various water distribution applications,...
view more
Brass Swing Check Valve Female
Item Number: DY503
1.Nominal pressure:1.6Mpa
2.Working medium: Water, Oil
3.Working temperature:-20°C≤ t ≤ 180°C
4.Thread...
view more
Union Gas Filter Valve
Item number: DY623
1.Nominal pressure:1 .6Mpa
2.Working medium:Gas for civilan use,natural gas,LPG
3.Working...
view more

Our Industry Services

Striving to build the "Dunyun" international brand.

One Stop Service

Providing high-quality product services and professional technical capabilities, taking the development of national brands as our responsibility, diligently pursuing our goals, steadily advancing.

Scientific Management

Having a professional technical team and management team.

Fine Art

Strengthen strengths, improve weaknesses, and further enhance product quality.

Innovation-driven Development

Continuously deepening, developing technology, and reaching new heights in technology.

Craftsman Quality

Continuously striving for excellence to ensure the quality of every product.

Our Product Advantages

Adhere to the management policy of "scientific management, fine craftsmanship, innovative development, and craftsmanship quality".

Quality

Continuously improving product quality control and management.

Delivery Time

We will quickly complete the transaction order while ensuring quality.

One Stop Service

We provide comprehensive pre-sales and after-sales services.

Guarantee

We have passed ISO9001 quality management system certification，as well as various product hygiene licenses.

Team

Recognized by the national laboratory, the testing center is well-equipped and has a large number of technical talents.

Integrated Design

Lowering the risk of leaks and improving overall sealing and safety.

Our Partners

The enterprise attaches great importance to product quality control and has established a quality management system led by the general manager, implementing comprehensive quality management.

The Choice You Can Rely On: A Professional Team

Use Our High-quality Anti Valve And Other Accessories.

Our History

The company was founded in 1999 and mainly manufactures various water ball valves, special gas copper ball valves, gas self-closing valves, stainless steel corrugated hoses for gas, metal-clad hoses for connecting gas appliances, aluminum-plastic composite pipes and fittings for gas, underfloor heating manifold, new aluminum-plastic composite pipes, PB pipes and fittings, PERT underfloor heating pipes, EVOH oxygen barrier pipes, polybutene PB pipes and fittings, PP-R pipes, directly-fused stable pipes and other plumbing accessories under the Dunyun brand for water supply systems, central air conditioning systems, heating systems and gas systems.

History

Our Certificate

The enterprise attaches great importance to the control of product quality, has established a quality management system led by the general manager, implements total quality management, and has passed the ISO9001 quality management system certification, ISO14001 environmental management system certification, ISO18001 occupational health and safety management system certification, as well as the hygiene licenses for various products. Currently, it has been recognized by the national laboratory, its testing center is fully equipped, and it has a large number of technical talents.

Certificate

Enterprise Honor

The company has been rated as a "National High-tech Enterprise", "Famous Brand Product of Zhejiang Province", "Famous Trademark of Zhejiang Province", "Well-known Trade Name of Zhejiang Province", "Demonstration Enterprise of Trademark Brand in Zhejiang Province", "AAA Enterprise with Good Contract Performance and Credit Standing by the Industry and Commerce Department of Zhejiang Province", "Demonstration Enterprise of Credit Management in Zhejiang Province", an enterprise with the "Quality Mark" of Zhejiang Manufacturing, "Famous Brand Product in China's Radiant Heating and Cooling Industry", "Demonstration Enterprise of the National Torch Program", "Specialized, Sophisticated, Unique and New Enterprise in Zhejiang Province", "Enterprise Technology Center of Zhejiang Province", "Provincial-level Enterprise Technology R&D Center", and has won the "Zhuji Municipal Government Quality Award". The laboratory invested and established by the company has been rated as a "National Accredited Laboratory".

Honor

News Center

This is news related to us.

Oct 14, 2025

The Best Gas Valve Factory in China

Oct 14, 2025

Top 10 Valve Suppliers in China

Jun 20, 2025

Common Faults And Preventive Measures Of Valves, Hazards Of Valve Failure

Jun 19, 2025

Daily Meticulous Maintenance And Upkeep Of Valves

Jun 18, 2025

How To Maintain And Upkeep Valves

Jun 17, 2025

Valve Selection And Replacement Precautions

日韩97精品一区二区三区,国产综合无码一区二区色蜜蜜,日本熟妇人妻a级黄大片,少妇无码AV无码专区在线观看,久久精品国产亚洲AV成人片,视频区国产欧美日韩,成人午夜在线福利视频,国产AV一区仑乱羞羞哒哒,91精产一二三产区区别	免费观看在线视频播放,国产精品午夜成人福利在线观看,老师强奷女同学BD高清,国产成人福利在线免费观看,永久免费无码专区在线观看,国产视频在线观看免费观看,国产高清va欧美日本va,久久综合国产一区二区三区,国产精品丝袜白浆在线观看	亚洲一区二区三区亚洲区区三国产,97久久超碰国产精品只有精品,国产内谢60岁老熟女,操人视频大鸡巴操逼奶子啊啊,国产va精品高清在线观看,美女露胸无遮挡网站金馆长,插入无毛白虎嫩逼一线天,国产最新精品一区二区三区喷奶水,国产精美视频精品视频精品	久久精品中文字幕在线,国产色婷婷99久久精品,日韩欧美综合一二三区,欧美一区二区三区在线,国产大鸡巴插女生b视频,国产精品视频一区二区三区免费,欧美中日韩裸体模特人体天天操,波多野结衣52部合集在线观看,大鸡巴爆操熟女视频免费	菲菲影院亚洲一区二区,日韩欧美视频免费在线观看,9999久久久久老熟妇二区,91美女午夜福利视频,成人aa免费高清在线播放,亚洲天堂av免费在线播放,白丝美女被男人用鸡巴抽插,国产丝袜肉丝在线播放,国产情侣爱爰在线视频	日本免费影片一区二区,用鸡鸡捅女生的屁股的视频,黄色网中文字幕在线观看,欧美女奴靠bb唆大鸡巴群交,裸体美女逼被鸡巴爆插白浆,日本成年人免费在线视频超在线,人妻在卧室被老板疯狂进入,亚洲码和欧洲码一区二区三区,成人在线免费视频av
无遮挡在线视频国产观看	日本岛国一区二区三区四区	国产又粗又硬又大又长	国产一级片内射在线视频	美女免费是黄的一区二区av	成人无遮挡毛片免费看
一级二级三级国产视频	91日韩国产欧美亚洲另类精品	国产高清视频自拍一区	日本女优中文字幕看片	久久狠狠爱亚洲综合影院	国产少妇自拍视频在线观看
久久最黄性生活又爽又黄特级片	最新日韩精品视频免费在线观看	国产精选av一区二区	亚洲在线精品一区二区三区	和少妇人妻邻居做爰完整版	久久亚洲精品一区二区

午夜无码乱码在线观看波多野 ,久久人妻无码中文字幕第一,久久久蜜桃精品中文字幕