Mr. Zeng thanks Professor Liu Yicai for accepting the company's invitation. Since its establishment, the company has closely followed national policies, innovated development ideas, and aimed to build efficient and energy-saving clean rooms. With the support of technological innovation, it has continuously developed new technologies and achievements. Professor Liu Yicai is an expert in energy-saving and noise reduction, thermoacoustic Stirling miniaturization, and industrialization research of refrigeration equipment. We believe that with Professor Liu Yicai's guidance, the company's R&D team can make new breakthroughs in the field of clean room research and innovation.

Professor Liu Yicai expressed gratitude for the company's warm invitation and stated that he will strengthen communication and cooperation with the company's R&D team to contribute to enhancing the company's R&D innovation capabilities in the clean room field.

Introduction to Professor Liu Yicai:

1987.9-1991.6 Bachelor's degree in Compressor from Huazhong University of Science and Technology

1991.7-1999.8: Engaged in the development of refrigerator and air conditioning products at the Civilian Products Research Institute of Hunan Baiyun Household Appliances General Factory of the Armament Group of the General Assembly Department

Appointed as an engineer in 1996

1999.9-2004.5 Master's and Doctoral Programs in Refrigeration and Low Temperature Engineering, Huazhong University of Science and Technology. May 2004. Worked at the Institute of Refrigeration and Low Temperature Research, School of Energy Science and Engineering, Central South University. September 2004. Associate Professor, Central South University

2004.7-2007.3 Central South University Metallurgical Engineering/Thermal Engineering

Postdoctoral Station

Professor from Central South University in September 2010

2012.7 Doctoral supervisor at Central South University

Research direction:

Energy saving and noise reduction development of new refrigeration equipment

Research on miniaturization and industrialization of thermoacoustic Stirling

Research and development of vortex compressor

National Defense Thermal Management System