Dr. Sun Yat-sen was saddened by the poverty and weakness in China at that time, and he was the first to shout out the slogan of "rejuvenating China". In the constitution of Honolulu Zhong Xing Association drafted by Sun Yat-sen, it is mentioned: "China will have a weak day! With the success of the Revolution of 1911, the government of the Republic of China with Sun Yat-sen as interim president was established, and the first step of rejuvenating China put forward by Sun Yat-sen 18 years ago was realized.