The origin of chess is said to be Suqian. Suqian was called Xiaxiang in ancient times. The local people often used a kind of chess to practice military. After the battle between Chu and Han, Xiang Yu often used this kind of chess to relieve the pressure and train the ability of sand table deduction. Later, it was widely spread among soldiers. With Xiang Yu's campaign, this kind of chess spread all over the country. People in other places began to be curious, gradually liked it, and finally spread to the whole country, Because this method of chess comes from Xiaxiang, it is called Xiaxiang.