Li Chengfeng, a scientific research genius in the 21st century, traveled through the Tang Dynasty and turned into Li Shimin's six-year-old son? ?? God-given god-level naughty child system, Li Chengfeng grabbed Li Shimin's beard and started to violently attack Fang Xuanling and Du Ruhui, but they responded to this There was nothing else to do. ??Li Chengfeng used his genius scientific knowledge to solve natural disasters by diverting water from the South to the North. The hybrid rice he developed could yield 2,000 kilograms per mu. ??Destroyed the Turks and subjugated Goguryeo. Li Chengfeng was awarded the title of God King of the Tang Dynasty at the age of six. . ??It can be said that you have no friends in the future. Who in the world does not know you?