中国基督教
After the Communist Part took power in China, the government launched an against the foreign missionaries in the early 1950s. Gu took part in this campaign and accused the foreign missionaries of doing evils in China. Later in the 1950s He attended Peking University. However, he suffered in the hands of the Red Guards during the Cultural Revolution. After then he devoted his time, energy and expertise to the history of Christianity in China.