ABOUT COMPANY

Yantai Yuande Intelligent Technology Co., Ltd.

Yantai Yunde Intelligent Technology Co., Ltd. is a company specializing in the production of centerless lathes (peeling machines), straightening machines, polishing machines, and other round steel finishing equipment. Our products are used for round steel peeling, precision straightening, and polishing, and are dedicated equipment for the finishing and processing of new-generation slender shafts, bright steel (bright materials), bars, and steel pipes.
The centerless lathes and straightening and polishing machines produced by our company feature simple operation, low noise, and high processing speed. The combination of centerless lathes and straightening and polishing machines forms an automatic production line for peeling and precision straightening of long round metal parts such as slender shafts, bars, rods, discs, and steel pipes, producing high-precision bright metal materials. This is an upgraded alternative to traditional cold drawing and pickling processes, as well as the combination of conventional lathe turning and centerless (rough) grinding.
The company consistently adheres to the work philosophy of "integrity and quality"; we strive to meet the diverse needs of our customers with focused technology, excellent quality, timely delivery, and superior service. The company has a dedicated R&D department and after-sales service team, providing professional solutions based on customer needs and continuously introducing more advanced new products through innovative technologies. In the future, we will, as always, uphold the corporate tenet of "reputation first, attentive service," and establish a new benchmark in the mechanical processing industry.
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Factory building area

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Number of employees

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Years of production experience

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Domestic and foreign customers

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Yunde has an independent R&D department

And its engineers possess over 20 years of design experience. They have conducted in-depth research on competitors' equipment, incorporating the best features and improving upon them, resulting in superior technology and quality.
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The company produces peeling machines (centerless lathes) and straightening and calendering machines.

It features simple operation, low noise, and fast processing speed.
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A centerless lathe and a straightening and calendering machine are combined to form an automated production line.

This process involves peeling and precision straightening of slender shafts, bars, rods, discs, steel pipes, and other long and round metals to produce high-precision bright metal materials. It is an upgraded alternative to traditional cold drawing, pickling, and combined machining processes involving turning on a conventional lathe and centerless (rough) grinding.
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Development History

Move forward in exploration and grow in challenges

2015
Yantai Yunde Intelligent Technology Co., Ltd. is a high-tech company integrating R&D and manufacturing, located in Muping District, Yantai City, Shandong Province, China.
2015
2017
Yantai Yunde has assembled top designers in the industry, possessing over 20 years of design experience and a deep understanding of the characteristics of various machine models in the industry. We mainly produce bar (tube) peeling machines (centerless lathes), two-roll and multi-roll straightening machines, belt polishing machines, combined drawing machines, chamfering machines, auxiliary equipment, and other equipment for the processing and finishing of steel (bright steel), titanium alloys, copper, aluminum, and other materials.
2017
2018
To date, the factory has produced over 1000 sets of equipment. These devices can be combined into automated production lines for the processing and finishing of bright steel, quickly removing cracks, oxide layers, decarburized layers, and other defects from the surface of the bars. The resulting bright bars, tubes, and wires have high precision and high surface finish, and their working efficiency is several times or even ten times higher than traditional technologies. Our technology level ranks first in China. We can also integrate upstream and downstream equipment to provide complete automated production lines.
2018
2022
We possess strong R&D and manufacturing capabilities. The company is equipped with a professional R&D center, whose R&D capabilities, hardware and software configuration, and personnel scale are all leading in the industry. The R&D center closely follows the latest international technologies, continuously developing new equipment and upgrading existing equipment, providing solid technical support and assurance for our machines to maintain a leading technological position. Our products feature advanced technology, excellent quality, high precision, high reliability, high efficiency, automated production line processes, and comprehensive after-sales service. To date, we have provided complete sets of metal surface treatment equipment to almost all thirty provinces in China, as well as to countries and regions such as Russia, India, and Taiwan.
2022
2023
Our company regards product quality as its lifeblood. We have passed and strictly implemented ISO9001 international quality system certification,SGS certification and have obtained multiple utility model patents in China.
2023
2025
Our company has a comprehensive after-sales service system, providing technical support to global customers to ensure timely maintenance and support, giving customers peace of mind. Creating value for our customers is our unremitting pursuit.
2025
2015
2017
2018
2022
2023
2025
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