Today, 102 years ago, on January 26, 1923 (Lunar Calendar, December 10, 1922), Sun Yat-sen issued the Sun-Win, Vietnam Flight Declaration. Sun Yat-sen issued the Sun-Win, Vietnam Flight Declaration. On January 26, 1923, Sun Yat-sen and Russian representatives jointly issued the Sun-Win, Vietnam Flight Declaration, a total of four articles. Declaration stated: "The most urgent issue in China is the success of the reunification of the People's Republic, and the achievement of complete national independence."