After I Got Married, I Became as Rich as the Country by Harvesting Wool.

The heroine Yun Shu marries Xiao Jingheng, the abandoned son of Yongning Houfu, and is accidentally bound to the "wool harvesting system" where she receives red envelopes, bargains, and accumulates points every day. Later, she became the richest man, and her family was dumbfounded.