Dazhong Lao is an Associate Professor at the School of Aerospace Engineering, Beijing Institute of Technology, and a Distinguished Professor of Yinchuan University of Energy. 

As an Associate Professor from 1998 to 2017, his research focused on combustion flow theory and testing technologies for rocket motors. During this time, he published more than 100 academic papers and presided over or participated in over 20 scientific research projects. Since August 2017, he has served as a Senior Engineer involved in thermal system modeling at Beijing Dafeng Tianli Technology Co., Ltd. He was appointed as a Distinguished Professor and Academic Leader of Energy and Power Engineering at Yinchuan University of Energy in 2018. 

His interests include rubber product development; chemical engineering machinery; fluid machinery; energy and power engineering; combustion flow theory; design, testing and simulation technologies for rocket motors; theory, design and experimental technologies for propulsion systems; and applied mathematics.

Shanshan Zhao is a Senior Engineer at Dandong Chemical Fiber Company, Liaoning Province. She received her Bachelor’s degree in Chemical Machinery from the Dalian Institute of Technology in 1982 and subsequently worked in the Equipment Installation Team at Dandong Chemical Fiber Company. 

Her main research interests include chemical fiber machinery, pressure vessels, fluid machinery and applied mathematics. She is the co-author of one book and has published a number of papers on the calculus of variations.

She served as Director of the Equipment Department at the Design Institute of Dandong Chemical Fiber Company from 1994 to 2013. She was an assessor for the first and second-class pressure vessel design and appraisal for the Liaoning Province Quality and Technical Supervision Association from 2002 to 2015, and for the Special Equipment Safety Technology Association from 2015 to 2018.

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