About us

Qingdao Weijing Environmental Protection Technology Co., Ltd. is a modern and innovative enterprise with rich experience and expertise in the field of ventilation and dust removal pipes.

Our main product area is the manufacture of round pipes and fittings made of various materials such as galvanized sheet, stainless steel, carbon steel, aluminum plate, etc. As a supplement to this product series, we also provide common plate flange air ducts and fittings. Fan sound box, muffler, muffler elbow, muffler straight pipe, chimney hood, etc.

Weijing is not just a supplier-we can also act as a technical consultant. Through cooperation with our customers, we continue to develop new products and generate new application solutions. We have accumulated non-rich experience in welding, plasma cutting and laser cutting, furniture manufacturing, dust management, chemical industry, oil mist filtration, chemical industry, food and agriculture, automobile manufacturing, rubber tires and many other industries. All designs reflect "shorter installation time, lower energy consumption, less air leakage and lower air resistance".

high quality, easy to assemble

Quality assurance, easy assembly

Our piping system is divided into plug-in installation and flange installation, and we can provide rubber ring seals according to customer needs.

Low energy consumption

Low energy consumption, environmentally friendly

Weijing products are characterized by quality assurance, easy assembly, low energy consumption and environmental friendliness, and provide a high level of service. In short, this will increase customer value.

Accurate delivery time

Delivery date

"Guaranteed quality, on-time delivery" is my company's business philosophy! Our company strives to be a professional supplier of spiral duct products and system installation.

Excellent after-sales service

Excellent after-sales service

We have been unanimously recognized by users and have become a supporting installation service provider for many enterprises.

Cases

Customer Case
Customer Case
Customer Case
Customer Case
Customer Case
Customer Case

Blog

Duct clamp used in what place?


Duct clamp we are of course in life is also very common. Because its advantages are more prominent, there are more people who choose to use it. Today also use this opportunity for everyone to introduce the duct clamp used in what place? If you want to know, hurry to see it.

Professional production of ventilation and dust removal pipe duct processing plant introduction


Stainless steel duct, galvanized steel duct, aluminum alloy duct, duct processing plant can provide a variety of materials of duct products to meet the needs of different projects. They pay attention to product quality and performance, through strict quality control procedures to ensure the durability and reliability of the duct. In addition, they also provide installation and commissioning services to ensure the correct operation of the duct. The air duct processing plant pays attention to environmental protection and energy conservation, and is committed to providing customers with efficient and environmentally friendly ventilation and dust removal systems.

Air duct processing plant | Choice partner of environmental protection technology industry


The air duct processing plant has become a partner of choice for the environmental protection technology industry to high quality products and services, professional teams and advanced equipment to meet customer needs, protect the environment, and contribute to sustainable development. Choose a duct processing plant, you will get a better solution to achieve energy saving and emission reduction goals.