Professor Liu Yun has long been engaged in the research work in the fields of decision-making theory and method, scientific and technological evaluation, scientific and technological policy, technological innovation management, intellectual property management, transnational investment and industrial competitiveness, in the internationalization theory of technological innovation of multinational companies, the theory and method of scientific and technological evaluation, the development policy of basic disciplines, the monitoring of international scientific and technological cooperation resources, the strategy and management of science funds, the management of national defense scientific and technological innovation, the theory of regional export-oriented economy, patent mining and intellectual property strategy, the innovation and entrepreneurship of small and medium-sized enterprises, the scientific and technological response to climate change, and information construction. He has presided over more than 30 important scientific research projects, such as special projects of national climbing plan, national key science and technology capital construction plan, preliminary research projects of national key basic research plan (973 plan), national international science and technology cooperation plan, key projects of national natural science foundation, national soft science plan, key projects of national defense science and technology basic plan, key projects of humanities and social science fund of Ministry of Education, and outstanding talents support plan of Ministry of Education in the new century. He has published more than 0/00 academic papers and 5 academic monographs in academic journals at home and abroad, and submitted more than 40 special research reports to the Ministry of Science and Technology, the National Natural Science Foundation of China, the National Defense Science and Technology Bureau, the Ministry of Education, China National Intellectual Property Administration and China Association for Science and Technology.
In recent years, Professor Liu Yun, as a member of the expert group, has been responsible for or participated in the research and formulation of many scientific and technological plans of the state and relevant departments. The theoretical research results are applied to the Outline of the National Medium-and Long-Term Science and Technology Development Plan (2006-2020), the Construction of China Science and Technology Evaluation System, the Twelfth Five-Year Plan of National Basic Research, the Eleventh Five-Year Implementation Outline of International Science and Technology Cooperation, the Eleventh Five-Year Development Plan of National Natural Science Foundation, and the Eleventh Five-Year Science and Technology Development Plan of National Defense Science and Technology Industry. It has made important contributions to the formulation of science and technology planning, such as the national science and technology small and medium-sized enterprise innovation fund development plan and the national university science and technology development plan, which has provided important support for the science and technology development strategy, policy and management of the national macro science and technology management department. At the same time, the advanced theories and methods of science and technology policy and management for the people are actively introduced into the field of national defense science and technology management, the theoretical and practical development of national defense science and technology innovation strategy and management is promoted, and the research platform of integration of defense and civilian technologies science and technology evaluation and innovation management is established, which has made important contributions to the construction and development of management science and other related disciplines in Beijing Institute of Technology.