Caijia Town, Jiangjin, Chongqing

Cai's family is a mountainous area in the south of Jiangjin. In the early years, Cai's family lived in hillock, widely built houses, and the settlement was named Caijiagang. It is located at the border of Jiangjin and Qijiang in Chongqing, Hejiang in Sichuan and Xishui in Guizhou. In 1935, the government of the Republic of China implemented the Baojia system, and the three districts of Cai's family governed towns and villages. In 1942, Cai's family was a big town in the center of the second administrative region, which had jurisdiction over 1 townships of Cai's family, Longyin, Qingping, Taiping, Taihe, Berlin, Ziyun, Sanhe, Shuangfeng and Simianshan. Jiangjin Underground Party took Sunxi Middle School, a county located at the edge of Caijiachang, as its activity center. After the establishment of the party organization in Caijia area, it expanded to Daqiao, Yongxing and other towns in China, and to Hejiang, Qijiang Xishui and other counties abroad.