Revenge, a Dual Time and Space Travel Starting from Tudou'er

Male channel, dual time and space, era, rural entrepreneurship, revenge, single female protagonist, getting rich After their parents died tragically, the four siblings were cornered by their grandparents' family. They found the murderer and led to a murder case that had been sealed for many years. He thought he would just die in the mud in this life, but unexpectedly he awakened the ability to travel through time and space. On the other hand, it was 1980, and poverty was at its bottom. On one side is 2024, where materials are abundant and money is everywhere. Gao Qingshan relied on the price difference between the two eras to hoard goods crazily, buying low and selling high, and gradually saved his first pot of gold. Others wanted to force them to die, so he would first expand the family business, let the siblings eat meat every day, and then recover the two blood debts. He refuses to accept his fate. No one who killed his parents can even think of running away...