Eighty-Year-Old Little Milk Bag, Repaying Kindness with Memories

We started with an adobe house, and the family's assets were less than 100, but my sister picked it up? Lin Niannian clenched her fists, what happened to what she picked up? In this life, she wants to make the Lin family the richest in the village, the town, and even the country! Her brain is the most powerful treasure house! A business plan ahead of its time, starting from the most inconspicuous weed in the back mountain!