Zhongtong is the intelligence agency of the Central Committee of the Communist Party of China, and Scout is the intelligence agency of "Zhongtong" of the Military Commission: the abbreviation of "Bureau of Investigation and Statistics of the Central Executive Committee of the Chinese Nationalist Party". The Central Committee of the Kuomintang is a national secret service organization controlled by Chen and Chen Lifu. Zhong Tong's predecessor was the Party Affairs Investigation Office of the Central Organizing Committee of the Kuomintang, which was composed of members of the Chinese Communist Party. 1937, the party affairs investigation office was merged into the first office of the Bureau of Investigation and Statistics of the Military Commission, with Xu Enceng, a member of CPC Central Commission for Discipline Inspection, as the director. 1938 In March, at the temporary national congress of the Kuomintang, Chiang Kai-shek proposed to establish the Bureau of Investigation and Statistics of the Central Executive Committee of the Chinese Kuomintang on the basis of the first office of the Bureau of Investigation and Statistics of the Military Commission, and the unification of China was formally formed. The central unification takes the Kuomintang party departments at all levels as the activity base, sets up investigation and statistics offices in provincial and municipal party departments, assigns special personnel to be responsible for "investigation and statistics" in the party departments below the provincial level, and widely establishes the "party member Investigation Network" in cultural organizations, universities and key middle schools to carry out various counter-revolutionary spy sabotage activities. "Scout": the abbreviation of "Bureau of Investigation and Statistics of the Military Commission of the National Government" is a secret service organization established by the Kuomintang ruling group to safeguard its rule. 1938 was established in August. Formerly known as the "Secret Investigation Team of the Military Commission" (established in 1927), the Special Service of Fuxing Society (established in1April 932) and the Second Investigation and Statistics Bureau of the Military Commission (established in 1937). The main person in charge is Dai Li. The Military Bureau has eight, six rooms and one hall institutions; Field organizations set up "districts" in major cities, "stations" in various provinces and "special classes" in some important cities. Its basic organization is the "group" and the intelligence personnel directly under it. At its peak, there were nearly 50,000 special agents, who were distributed in the Kuomintang army, police, administrative organs, traffic organs and even embassies and consulates abroad, and specialized in anti-people espionage activities by means of surveillance, kidnapping, arrest and assassination.