The richest man in the world starts from picking up tatters

"Ding, I found a drink bottle, the system reward: 1,000 yuan has arrived!""Ding, I found an abandoned toy car, the system reward: a 50 million Ferrari supercar!""Ding, I found a summer homework for elementary school students One set, a full-specialty doctorate from Harvard University!""Ding, I picked up a craft painting and rewarded the "Ching Ming Shanghe Tu"!"Global Economic News reporter: "Excuse me, Mr. Su, in just two years, you will have 10,000 yuan I have a billion net worth, and I'm rich enough to beat the ball. How did you do it?" Su Cheng: "Pick it up, pick it up and make a fortune."Reporter: "..."