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About 7US

7US is the international brand used by Jiangsu Erhuan Environmental Technology Co., Ltd. for its overseas business in industrial dust collection equipment and filtration products.
Jiangsu Erhuan Environmental Technology

Industrial Dust Collection Manufacturer Since 1994

Jiangsu Erhuan Environmental Technology Co., Ltd. was established in 1994 in Yixing, Jiangsu, China. The company manufactures industrial dust collection equipment, filter cartridges and related filtration products for industrial applications.

7US is a trademark owned by Jiangsu Erhuan Environmental Technology Co., Ltd. and is used for the company's international business.

Through the 7US brand, we serve overseas customers with industrial dust collectors, filtration products and project-based technical support backed by Jiangsu Erhuan's manufacturing and engineering capabilities.

Our Manufacturing Facilities

We operate dedicated manufacturing facilities for industrial dust collection equipment and filter cartridges. The two facilities support different parts of our manufacturing operations.
Dust Collector Manufacturing Facility

Dust Collector Manufacturing Facility

No. 130, Dongcheng, Wuwei Industrial Zone, Xushe Town, Yixing, Jiangsu, China

Our dust collector manufacturing facility focuses on industrial dust collection equipment, including cartridge dust collectors, baghouse dust collectors, wet dust collectors and customized equipment.

Filter Cartridge Manufacturing Facility

Filter Cartridge Manufacturing Facility

No. 173, Erhuan Road, Wuwei Industrial Zone, Xushe Town, Yixing, Jiangsu, China

Our filter cartridge manufacturing facility manufactures industrial filter cartridges and related filtration products for dust collection equipment, replacement applications and customer-specific filtration requirements.

What We Manufacture

Our product range covers major industrial dust collection technologies together with filtration products and related components.
Industrial cartridge dust collectors manufactured by Jiangsu Erhuan

Cartridge Dust Collectors

Industrial baghouse dust collectors manufactured by Jiangsu Erhuan

Baghouse Dust Collectors

Industrial wet dust collectors manufactured by Jiangsu Erhuan

Wet Dust Collectors

Filters and Components

Filters & Components

Engineering & Manufacturing

Our engineering and manufacturing capabilities support the development and production of industrial dust collection equipment from drawings and fabrication through assembly and inspection.

From Engineering to Manufacturing

Our engineers have experience in mechanical design and industrial dust collection equipment. For suitable projects, equipment structures and configurations can be developed according to confirmed functional and technical requirements.

Manufacturing capabilities include sheet-metal processing, laser cutting, CNC bending, welding, structural fabrication, equipment assembly and product inspection.

  • Mechanical design and product drawings
  • Laser cutting and CNC bending
  • Welding and structural fabrication
  • Modular equipment assembly
  • Filter cartridge production
  • Final inspection before shipment
Engineering team reviewing industrial dust collector design drawings

Manufacturing & Quality Process

Equipment manufacturing is carried out according to confirmed drawings, technical requirements and project scope, with inspection and verification before shipment.
01

Engineering
Review

02

Material
Processing

03

Welding &
Fabrication

04

Equipment
Assembly

05

Inspection &
Verification

06

Packing &
Shipment

Company Culture

Reliable Products, Long-Term Cooperation

Cleaner Industrial Working Environments

Company Purpose: Create cleaner industrial working environments through practical dust collection and filtration products.

Company Values: Integrity, efficiency, innovation and continuous improvement.

We value practical engineering, reliable manufacturing and long-term cooperation with customers and partners.

Jiangsu Erhuan Company Culture

International Experience

Over the years, our team has participated in international exhibitions, received overseas visitors and supported industrial dust collection projects in international markets.

Work With 7US

Whether you are looking for industrial dust collection equipment, filtration products, OEM/ODM cooperation or project-based technical support, our team can review your requirements and determine the appropriate scope of cooperation.

OEM/ODM Services Contact Us

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