In the book, the fashion model Ren Xing was reborn in 1978. Her family was destitute and debt-ridden. In the era of extreme poverty, drinking a mouthful of sugar water was a luxury. Ren Xing and her adoptive mother started a business selling wontons. The first person to go into the sea to eat crabs became the richest person. This novel fits the plot you described. I hope you like this fairy's recommendation. Muah ~😗