An endless stream of predecessors who traversed, tirelessly transformed countless ancient time and space with modern technology. Arts students can recite poems and recite to fight for hegemony, can run newspapers and print to develop the economy, and at worst can also be a copywriter. Science students can dry salt, Brewing wine, boiling soap, burning lime to make cement, three acids and two alkalis + one nitrate, two sulfur and three charcoal can run rampant in the world. But since Bai Yuqi with the Western Fantasy system came to Datang, history seems to have entered a hairpin bend. The tree swayed on the unscrupulous route without hesitation. Scientific farming is weak, look at my druid farming! Modern medicine is weak, look at my alchemy potions and potions! War technology and so on It's so weak, look at my multi-riveted steamer and construction puppet, goblin airship and gnome helicopter, and steam mecha, do you want to know more about it? Order a lighting technique, add all the rest to physical fitness, choose two-handed giant sword as weapon, deputy first Be like a blacksmith, be shirtless and go berserk, as long as you are happy, you will be done!