[Era + System + Revenge + Entrepreneurship + Leading the Family to Live a Happy Life + Prophecy] The male protagonist Ling Feng traveled back to 1976 when he was a young man, and returned to a time when his parents were still alive! Back to the time when my sister didn't get married early! He also returned to the journey back before getting married to a female educated youth named Yuan Yuan. In his previous life, he was harmed by this woman and his family was ruined! In this life, he returns with the system. Let's see how Ling Feng takes revenge on the people who harmed him and leads his family to live a happy life that he has never had before!
The writing is a bit verbose