The ancient city of Luzhou Chuzhou ancient city is built in the center, backed by Jiulonggang, west of the Muma River, with a view of the mountains and rivers. The ancient city plane is an ellipse, commonly known as Wolverine, which is a strong fortress that is easy to defend and difficult to attack. The north and south streets of the city are the only passage north of Taiyuan. Therefore, the old city of Zhangzhou is the Jinbei throat and the portal, and the Beicheng Gate Tower is the key to the Jinbei Lock Key. The unique geographical location has made the ancient city of Zhangzhou a military strategic location that has always been a battle for the military.