lt;Natural Disasters

Born without security, he picked up paper scraps in elementary school. In middle school, he held part-time jobs tutoring, doing homework for others, and cleaning toilets, doing anything for money.,He was a top student in both the middle school and high school exams, even getting into medical school as a sophomore. He still had five high school seniors under his tutelage, charging 200 yuan per lesson.,To save time, Jiang Ning measured the dimensions before going out.。