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.

Combination Gas Valve
Gas automatic shut-off valve with built-in valve and pressure measurement hole Male/Female
Item number: DY636, DY636a
Product...
view more
Gas Safety Shut Off Valve
Gas automatic shut-off valve with control valve Female/Hose
Item Number : DY630
1.Standard: CJ/T 447-2014
2.Working Temperature: -10°C≤...
view more
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
Auto Gas Cut Off Valve
Gas automatic shut-off valve with built-in valve and pressure measurement hole Male/Male
Item number: DY633a
1.Standard:CJ/T 447-2014...
view more
Natural Gas Ball Valve
601 natural gas ball valve
Item Number : DY601
1.Nominal pressure:1.6Mpa
2.Working medium: Gas for civilian use, natural gas, LPG ...
view more
Auto Natural Gas Shut Off Valve
Gas automatic shut-off valve with control valve Male/Male
Item Number :DY633
1.Standard: CJ/T 447-2014
2.Working Temperature: -10°C≤...
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.

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

Jun 16, 2025

How To Solve The Problem Of Safety Valve Jumping And Leaking Frequently?

Jun 15, 2025

Key Points For Daily Maintenance Of Gas Equipment

欧美国产日本免费观看视频,蜜桃臀a视频一二三四区不卡,国产av熟女白浆精品视频,久久久91精品久久91综合,国内女厕偷拍的免费视频,国产一区二区欧美日韩亚洲,欧洲亚洲av日韩av在线,日本高清在线观看不卡视频,超爽刺激视频在线观看无码	av影院久久久久久久久天堂,亚洲欧美成人综合图片电影,日韩精品视频在线观看不卡,日韩中文字幕在线观看网址,国产精品探花在线观看视频,日本理论片午夜在线观看,性色一区二区三区无打码,美丽的小蜜桃3在线k8,国产精品久久久亚洲天堂	被爆操国产一区二区三区,青青国产视频手机在线观看,欧美精品三级av在线观看,狠狠爱五月天久久综合,高清成人av电影在线观看,国产日本欧美视频在线观看,日韩专区在线播放一区二区三区,欧美国产激情性做爰免费视频,久久久精品午夜日韩欧美另类	国产精品永久免费成人av,老熟女av蜜臀一区二区,国产精品视频在线观看91,经典视频一区二区三区四区,欧美日韩中文字幕色视频,亚洲中文字幕高清av不卡,精品69久久久久久99,久久电影网蜜桃中文字幕,97吻97色综合网久久精品	国产精品久久久久久久99密桃,日本语垂乳人妻授乳,成人免费视频在现观看,在线观看黄色av网站大全,A级毛片无码久久精品免费视频,人人欧美一区二区三区电影,中文字幕波一区二区三区,加勒比av在线电影一区二区,国产精品美乳一区二区免费	日韩一区在线亚洲欧美综合,亚洲的天堂在线中文字幕,日本日韩中文字幕,大鸡巴肏嫩B免费在线直播,丰满老熟妇好大bbbb,日本99久久精品一区无色码,日本一道本在线免费观看,国产又大又猛又黄又爽的视频,欧美福利视频免费在线观看
欧美成人三级伦在线观看	内射人妻换人妻中文字幕	中文字幕在线观看2021	欧美噜噜久久久xxx	漂亮人妻出差被侵犯	国产精品禁国产精品
91精东果冻蜜桃星空麻豆	久久人妻人人做人人爽91精品	九九九久久成人精品	丝袜精品一区二区三区三州	欧美精品人妻人伦av久	成人精品自拍视频在线观看
亚洲精品视频二区三区	人妻精品丰满熟妇区九色	亚洲欧洲日产国码久在线	色呦呦手机在线免费观看	精品日本一区二区三区久久	欧美日韩激情综合五月天

女生黑逼被大鸡巴操高潮视频,国产日产欧产精品乱子,无码中文一区二区免费视频