PRODUCT CENTER
The company's product structure is innovative, with excellent quality and green environmental protection. It is not only easy to operate, but also efficient and low consumption
ABOUT DONGHONG
Hebei Donghong Environmental Protection Equipment Co., Ltd
Donghong, a professional manufacturer of environmental protection equipment in China, is also recognized as Botou City Laiao Environmental Protection Equipment Co.,Ltd.(referred to as Laiao).
The company's product structure is innovative, with excellent quality and green environmental protection. It is not only easy to operate, but also efficient and low consumption. As a high-tech enterprise, the company strictly requires the continuous use of new technologies, materials, and processes from design to production to launch energy-saving and environmentally friendly products with high technological content.
Establish in
Registered capital
Sales Territory
Innovative product structure, excellent quality, and green environmental protection
Quality Assurance
Continuously adopting new technologies, materials, and processes to launch energy-saving and environmentally friendly products with high technological content.
Cooperative clients
Product category
COMPANY ADVANTAGES
The company has strict requirements and continuously adopts new technologies, materials, and processes from design to production to launch energy-saving and environmentally friendly products with high technological content.

Pre sales support
Assist users in selecting suitable product types, provide rational suggestions, and maximize cost savings

In sales service
Delivery to the construction site, providing installation drawings, and free on-site guidance for installation

After-sale service
Free maintenance and repair parts are provided during the warranty period. After receiving a fault alarm

Special service
Provide free product inspection, early detection of faults, identification of causes, and elimination of hidden dangers
What do you want?
If you have any questions about our products, please leave your email to us and we will contact you within 24 hours.
EVENTS & BLOG
2024-08-20
Working principle of pulse valve for bag filter
The working principle of pulse solenoid valve is based on the action of electromagnetic force. When the electromagnetic iron is energized, a magnetic field is generated, which acts on the magnetic conductor on the iron core
2024-09-03
Dust cleaning for pulse bag filter bags and boiler bag filters
The diameter specification range of the filter bag for pulse bag dust collectors is generally between 120 and 165, while the commonly used ones for pipe jet pulse dust collectors are 130 and 160.
2024-09-03
How does the electrostatic tar precipitator achieve dust removal effect
The electrostatic tar precipitator consists of a centrifugal fan, dust collector, frequency converter, instrument system, circulating cooling water system, ash conveying and discharging system, compressed air system, pipeline system