Introduction to Zizhong: Zizhong is between 104.8°E and 29.8°N; east is adjacent to Zhongxing and Dongxing, south is connected with Weiyuan, west is connected with Renshou, north is bordered by Yanjiang and Anyue; the area is 1733.73k M2. The capital is 31km from the Neijiang River and 143km from Chengdu to the west. The maximum span of east and west is 63.38km, and the maximum span from north to south is 52.23km. Zizhong is the only provincial-level historical and cultural city on the Chengdu-Chongqing line. It has a long history and is a thousand-year old county.