Ding Rongjun, Academician of the Chinese Academy of Engineering, expert in power electronics and control technology, recipient of the State Council Special Allowance; member of the National Industry Foundation Committee, Director of the National Key Laboratory of Power Semiconductors and Integrated Technology, Chairman of the Power Semiconductor Industry Alliance, and Editor-in-Chief of the academic journal Locomotive Electric Drive; representative of the 18th and 19th National Congresses of the Communist Party of China; currently serving as Chief Scientist of CRRC (China Railway Rolling Stock Corporation) and Dean of the School of Mechanical and Vehicle Engineering at Hunan University.

Academician Ding has long been engaged in innovative research and technology transfer in the fields of power electronic devices, traction converters, and AC drive systems. He established a standards system suited to China’s national conditions that aligns with international technical models. His contributions have played a significant role in China’s breakthrough development from conventional rail to heavy-duty rail and from regular-speed to high-speed rail. He has presided over or participated in more than 30 major national, provincial, and ministerial-level research projects, received 1 National Invention Award, 2 Second Prizes for National Scientific and Technological Progress, 3 Special Prizes, 8 First Prizes, and 4 Second Prizes at the provincial and ministerial levels. He has also been honored with the “Ho Leung Ho Lee Science and Technology Award,” “Zhan Tianyou Science and Technology Achievement Award,” “Mao Yisheng Science and Technology Award,” designation as a national-level talent in the “New Century Hundreds-Thousands-Talents Project,” and titles such as “National Model Worker,” “Most Beautiful Railway Technology Worker,” and one of the “50 Honored Figures of China’s Subway Development.”

丁荣军，中国工程院院士，电力电子及控制技术专家，国务院特殊津贴获得者；国家产业基础委员会委员、功率半导体与集成技术全国重点实验室主任、功率半导体行业联盟理事长、学术期刊《机车电传动》主编；中国共产党十八大、十九大代表；现任中国中车首席科学家，湖南大学机械与运载装备学院院长。
丁院士长期从事电力电子器件、牵引变流和交流传动系统的创新研究和成果转化，创建了适合我国国情的标准体系并与国际接轨的技术模式，为中国铁路从普载到重载、从常速到高速的突破发展做出了重大贡献。先后主持、参与国家、省部级重大科研项目30余项，获国家发明奖1项、国家科技进步二等奖2项、省部级特等奖3项、一等奖8项、二等奖4项，获“何梁何利科学技术奖”、“詹天佑科技成就奖”、“茅以升科学技术奖”、“新世纪百千万人才工程国家级人选”、“全国劳动模范”、“最美铁道科技工作者”和”中国地铁50年致敬人物“等荣誉称号。