These are all stories that traveled back in time to the 1950s, 1960s, and 1970s and relied on the things provided by the system to start from the bottom bit by bit. The protagonist of the first book is a butcher's daughter who got into the meat factory and successfully developed ham sausages and other snacks. In the second book, the protagonist's family responded to the country's call to plant trees in the Northwest and used efficient planting methods they knew to successfully turn the desert into an oasis. In the third book, the protagonist and his mother were abandoned by his father. The protagonist first successfully entered the medical university. What was even more ridiculous was that there was actually a time traveler in his dormitory who also had a system. Get to know my other half Song Anyi,
