Opening a Shop Across the Planes Made Me Rich

Zheng Zhiyi is bound to System Xiao Ba (a little country dog) and becomes the owner of the Huaxia General Store. She takes the store across different worlds, making a profit on the price difference, making friends, and broadening her horizons.

Ancient-world drought: Food and water are scarce. The Huaxia General Store arrives, and now there's food and water.

Republic-era world: She takes the heroine on the Long March, crossing snow-covered mountains and grasslands to join the main forces, greatly reducing casualties.

Ice-and-snow world: She supplies food and provisions, and searches for plants suited to survival in an icy world. She trades for scientific and technical materials and makes another huge profit.