What Happened to the Ancients Who Wanted Me to Work Hard on Science and Technology and Charge Some Interest?

[Traveling between the present and the past + interoperating between the past and the present + real and fake daughters + doing business + farming + infrastructure + heroine] Yunxi is a real daughter who was mistakenly married, but she has a younger sister named Green Tea, who is a fake daughter. The fake rich man is so rich, the real rich man is as poor as a dog An accident. Her food stall accidentally broke into a dynasty that did not exist in history - Nanyue And her destination was the place of exile in Nanyue. There has just been a locust plague here and the people are living in poverty When the starch sausages on her food stall were grilled until they were sizzling with oil, The people's saliva flowed for three miles. Yun hope waved her hand: I have a "technical job", what do you have? Common people: The gods and queens are on top, the untouchables only have wild vegetables... Yun hope: Change! When she returned to modern times carrying a cart of wild vegetables Grandpa and aunt: Girl, do you want to sell these eighty-one kilograms of wild vegetables? Yun hope secretly rubbed~: Sell, sell...