Luo Lan, female, distinguished lecturer of Tsinghua University Professional Manager Training Center, distinguished lecturer of President Class of Zhejiang University, distinguished lecturer of Beijing Huayi Tianqi Management Consulting, authorized lecturer of Beijing Peter Drucker School of Management, distinguished lecturer of National Professional Manager Research Center, internationally certified senior trainer of American Training Association (AACTP) and senior lecturer of GEC. He used to be a full-time consultant and lecturer at GEC, and now he is a full-time lecturer at Beijing Huayi Tianqi Management Consulting. Engaged in enterprise management, consulting and other industries for more than ten years. In recent years, I have been focusing on the research and practice in the field of enterprise management.