The Great Wall of Chu. The Great Wall of Chu was built 30 years ago by Chu Huaiwang, which was called "Fangcheng". According to historical data, its location is from Biyang North of Henan to Yexian, and it is located in Zhushan County, Hubei, through the northeast of the township. It is located in the northwest and northeast of Chu Metropolis, used to defend the offensive of neighboring countries.