Lin Changqing: Male, born in September, 1976, China nationality, no permanent residence abroad, college degree, master's degree, professor-level senior engineer, MBA entrepreneurship tutor of Tsinghua University Institute of Economics and Management. 65438+/kloc-0 graduated from Xiamen university majoring in applied biochemistry in June, 1997, and graduated from Tsinghua University city majoring in business administration in March, 20 17. 1July 1996 to1July 1998 worked as an experimenter in the Key Laboratory of Cell Biology and Tumor Cell Engineering of the Ministry of Education of Xiamen University, and worked as a technician, project manager, quality control manager and marketing manager in Beijing Wan Tai Biopharmaceutical Co., Ltd. from July 2005 to1May 1998; From June 2005 to March 2006, he served as the limited supervisor of Rejing; From April 20, 2006 to February 20, 2006, he served as the general manager of Rejing Co., Ltd.; 2065438+Since February 2004, he has served as chairman and general manager of Rejing Co., Ltd..