C160 Zhou Zhe's Little Problem
There were three routes from the Rong City to the Cang Xi County where Lin Xi's hometown was located. The first route was from the Rong City. After passing through Mianyang City, three counties, and then to the south and Langzhong City. The second route was from the Lang Zhong to the Cang Xi. The second route was from the Rong City to Yuning and Xichong, then to the south and the Lang Zhong