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About us

Zhengzhou Dongding Machinery Co., Ltd., as a high-tech enterprise integrating R & D and design, production and installation, after-sales service and technical consultation, focuses on the manufacturing of dewatering and drying equipment for biomass waste, alfalfa, brewery waste, coal and kinds of minerals, etc. 

With more than 15 years of experience in manufacturing drying equipment, our factory is located in Guangwu Industrial Park, Zhengzhou City, Henan Province, covering an area of nearly 5,000 square meters. The company has nearly 60 patents related to the production and manufacture of drying equipment, and has obtained the certification of Integration of Informationization and Industrialization Management System Certificate , CE , and Quality Management System Certifications (ISO9001 certification, ISO14001 certification, ISO45001 certification).

At present, there are more than 600 drying cases around the world, involving biomass wood chips, alfalfa grass, brewery waste, pomace, coal, bentonite, etc. Our drying lines have been well received by domestic and foreign customers, and our equipment have been exported to Indonesia, the Philippines, Vietnam, Thailand, India, Kenya, Nigeria, Romania and many other countries and regions.

Our Patents

Our Certifications 

QES Management System

Our Customers

Our Cases


If you want to know more about About us, please leave a message or send an email to Dongding@zzddjt.com