C793 Qi is going to change

Starting from the Spring and Autumn Period, Su Qin introduced the new policy of land system produced by the son of the Spring and Autumn Period, the economic system of the Qi Nation Guan Zhong, the new policy of the State of Yue, the new policy of the Lu Xuan Gong, the land grant and tax reduction by the Jin Country, the new law of the Qin Nation Jian Gong and so on