On September 27, the "appraisal and review meeting of scientific and technological achievements in research and application of railway regenerative braking energy reuse technology" hosted by China Railway Zhengzhou Bureau Group was successfully held in Zhengzhou, Henan Province.

The meeting was presided over by the science and Technology Committee of China Railway Zhengzhou Bureau Group, and more than 10 industry experts from China Transportation Association and China Railway Design group served as judges.

At the meeting, the expert group comprehensively evaluated the difficulty and complexity of scientific and technological innovation, the maturity of technological application, the role of technological innovation in promoting the technological progress of railway traction power supply, economic and social benefits, gave review opinions, highly evaluated the scientific and technological achievements and economic benefits of the project, and unanimously agreed to pass the review.