China's first speech coach, chief expert of China Speech Network, vice president of China Speech and Spoken Language Institute, and deputy secretary general of China Speech and Eloquence Association. American TTT international professional trainer. It has trained more than 500 China or Fortune 500 enterprises and institutions such as Intel, Microsoft, Industrial and Commercial Bank of China, Wahaha, Erdos and China Mobile. Personally train and coach more than 35,000 managers, entrepreneurs, presidents, directors, mayors, deputies to the National People's Congress and other personnel to help improve the level of speech; He is a speech consultant for many business presidents and senior government leaders.