In 1996, DEC Mach Elec. & Equip(Beijing) Co., Ltd. was formed by Holland Environment Group Company (“DEC Group”) with an amount of CNY ten million and five hundred thousand of registered capital; is one of the largest manufacturers of flexible pipe in the world, is a transnational corporation specializing in manufacture of various kinds of ventilation pipes. Its products of flexible ventilation pipe have passed quality certification tests in more than 20 countries such as American UL181 and British BS476.
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Our Mission
Create value for customers and create wealth for employees!
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Our Vision
Become one of the global leading companies in the flexible air duct and fabric expansion joint industry!
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Our Expertise
Manufacturing flexible air ducts and fabric expansion joints!
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Our Experience
A professional flexible air duct supplier since 1996!
Our Application
The annual flexible pipe output of DEC Group is over five hundred thousand(500,000) Km, amounting to more than ten times of the circumference of the earth. After more than ten years of development in Asia, now DEC Group continuously supply high quality flexible pipes to a variety of our domestic and overseas industries of such as construction, nuclear energy, military, electron, space transportation, machinery, agriculture, steel refinery.
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News Center
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Maintenance Tips for PVC Coated Air Ducts
17/12/24
When it comes to maintaining a healthy indoor environment, proper air duct maintenance is essential. Among the various types of ducts used in ventilation systems, PVC-coated air ducts have gained popularity due to the... -
Key Specifications of Flexible PVC Coated Mesh Air Ducts
12/12/24
When it comes to maintaining efficient and durable airflow in industrial or commercial environments, flexible PVC coated mesh air ducts stand out as a reliable solution. But what makes these ducts so special? Let’s di... -
The Latest in Acoustic Air Duct Technology
15/11/24
In today’s fast-paced world, comfort and efficiency are paramount in both residential and commercial spaces. A crucial component of achieving this comfort lies in the HVAC (Heating, Ventilation, and Air Conditioning) ... -
The Importance of Insulated Aluminum Air Ducts
30/10/24
In the realm of modern HVAC systems, efficiency, durability, and noise reduction are paramount. One often overlooked but crucial component that plays a major role in achieving these objectives is the insulated aluminu... -
Different Types of Air Ducts Explained
15/08/24
Air ducts are the unseen workhorses of HVAC systems, transporting conditioned air throughout a building to maintain comfortable indoor temperatures and air quality. But with various types of air ducts available, choos...