It includes an office block for the Kuomingtang. It was built in March 1853. On 1 January 1912, Sun Yat-sen became the Provisional President of the Republic of China here. After that, it became the official residence of the Jiangsu military governors. It became the office of the Kuomingtang in 1927. After the occupation of Nanjing by Japanese troops in December 1937, the offices of the Kuomingtang served as the headquarters of the Japanese troops. On 23 April 1949, the People's Liberation Army reached Nanjing. They occupied the Presidential Palace on the next day.