After Being Demoted at the Beginning, the Great Wall Evolution System Awakens!

"Ding, your Great Wall discovered a large amount of papermaking materials and automatically generated papermaking skills for you!" "Ding, a large amount of iron ore was discovered on your Great Wall, and iron smelting technology was automatically generated for you!" "Ding, your Great Wall discovered a large number of wild grain species and automatically cultivated high-yielding grain species for you!" "..." He traveled through time and became the eldest son of the Qin Dynasty, Ying Fusu, and awakened the Great Wall's fighting system. He started as an infantryman, and gradually achieved the position of commander through various achievements. He controlled an army of 300,000 soldiers on the border, and led 100,000 elite cavalry to step out of the Great Wall, sweep across the Xiongnu, and completely put down the Xiongnu troubles in the north. When the remnants of the Six Kingdoms realized that the time was ripe and revolted one after another, three hundred thousand cavalry came out of the Great Wall and swept across the entire Qin Dynasty! The First Emperor: "Fusu, you have passed the test. Come back and inherit my throne." Fusu: "I heard that there is an elixir in the West. Wait until I dig through it first!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.