Henan Dewo Machinery Co., Ltd.
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Dongwei Machinery Manufacturing Co., Ltd.
🇨🇳 China
1994501-1000 peopleManufacturer/Trading CompanyHigh capacity factory
Established brand
High-tech enterprise
Industry association member
Key market
Africa
Description
Dongwei Machinery Manufacturing Co., Ltd. is a manufacturer and trading company based in Zhengzhou, China, specializing in heavy mining machinery. Established in 1986, the company operates as a high-tech R&D enterprise with a significant factory footprint, including a 44,000 square meter facility and a 1,000 square meter R&D workshop dedicated to cone crushers. They employ between 501 and 1000 people and hold ISO 9001 certification. Dongwei Machinery offers OEM services and focuses on the R&D and production of large and medium-sized crushers and related equipment. Their extensive product portfolio includes various types of crushers such as Jaw Crushers, Impact Crushers, Roll Crushers, Heavy Hammer Crushers, and Adjustable Fine Crushers, as well as Sand Making Machines, Block Making Machines, Vibrating Screens, Sand Washing Machines, Vibrating Feeders, Conveyors, Ball Mills, and Dryers. These products are utilized across industries including building materials, metallurgy, refractory, mining, and coal. The company exports its products to over 100 countries and regions globally.
High Fine Crusher$50000
Zhengzhou Deao Science & Technology Co., Ltd.
🇨🇳 China
200951-100 peopleManufacturerPatented technology
High-tech enterprise
Low MOQ
OEM manufacturer
Shipments
64
Key customer
KBM PLASTIC MACHINERY
Key market
🇨🇱 Chile
Description
Zhengzhou Deao Science & Technology Co., Ltd. is a leading high-tech manufacturer specializing in the research, development, and production of non-stop screen changers and melt filtration systems. Based in Zhengzhou, China, the company leverages nearly three decades of technical expertise to provide integrated filtration solutions for the plastic, chemical fiber, and rubber industries. Operating from a 10,000-square-meter facility, the company is recognized as a National Ministry of Science and Technology innovation project and holds over 20 international and domestic invention patents.
The company's extensive product portfolio includes plate-type quick-changing screen changers, double-piston continuous screen changers, belt-type fully automatic systems, and backflush screen changers. These solutions are designed for high-efficiency operation, allowing for screen replacement without machine downtime, which significantly reduces waste and energy consumption. Additionally, the company manufactures melt metering gear pumps, hydraulic stations, and electric control boxes to provide complete turn-key solutions for complex extrusion and recycling applications.
As an ISO 9001 and CE-certified manufacturer, Zhengzhou Deao serves a global clientele, including prominent partners such as KraussMaffei, Coperion, and Xaloy. With a dedicated R&D team and multiple production lines, the company offers OEM and contract manufacturing services, exporting approximately 30% of its output to markets across North America, Europe, and Southeast Asia. Their technology is widely applied in state-level key projects and high-capacity petrochemical operations, maintaining a reputation for leak-free, high-precision melt filtration.
Backflush Screen Changer$20000
Automatic Belt Screen Changer$20000
Automatic Belt Screen Changer
Double-Piston Hydraulic Screen Changer
Hydraulic Screen Changer
Melt Metering Gear Pump
Auto Screen Changer
Double Plate Screen Changer$20000
Backflush Screen Changer$20000
Screen Changer/Melt Filter$3000
Plate Type Continuous Screen Changer$3000
Belt Type Fully Autamatic Screen Changers$2700
