Patent certificate
The company has filed more than 1,000 related patents, including 183 invention patents, 17 software copyrights, and 6 PCT patents.
It led the drafting of the industry standards Technical Specifications for Hydrogen Circulation Pumps for Fuel Cells and Technical Specifications for Air Compressors for Fuel Cells, filling a gap in China's hydrogen industry standards. In 2020, it participated in drafting the group standard Centrifugal Air Compressors for Hydrogen Fuel Cells, and in 2024 it led the drafting of the group standard Technical Specification for Skid-Mounted Liquid Hydrogen Storage and Refueling Systems.
In addition, it has published two SCI papers on hydrogen circulation pumps, filling a domestic gap in China.
In June 2021, the company passed national intellectual property management system certification, becoming one of the first hydrogen energy companies to receive such certification.
Yantai Dongde Industrial Co.,Ltd.
Address: No. 9 Chengdu Street, Yantai Development Zone, China
Tel: 086-0535-6715557
Business Inquiries: 400-128-5198
E-mail:marketing@dondel-ne.com
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