Li Kwoh-ting（K.T.Lee）was a Taiwanese economist and politician best known as the "Godfather of Technology" in Taiwan. In 1971, Li Kwoh-ting moved into the residence because of the head of the economic minister, and became the third resident of the building after 1945. After his death, the residence was designated as an official cultural property in 2002. The residence was originally built in 1935 by the Ministry of Communication during the Japanese occupation. The Archives of Office of Taiwan Governor-General, " The historical materials of the official residence project attached to the new Taipei Telephone Building", records the history and background of the construction of the official residence of Hsing Machi. The residence is the only remaining case of the eight buildings, which, together with the historical archives, confirms the development of the high-level official residence in Japanese period. Based on the first-hand historical materials of the Japanese period, this paper not only shows the architectural form, construction, materials of the officials' residence, but also re-narrates the history of the Former Residence of Li Kwoh-ting.