Ren Xiaoyun's grandfather is an accountant. After ningbo evening news Shang Yong APP released the Ningbo version of On Earth, Ren Xiaoyun sent an email to the reporter, telling a dusty past that he started by constantly tracing the footprints of his ancestors: Ren Xiaoyun said that at that time, his educated grandfather worked as an accountant in Ningbo Dairy Factory, and his left and right hands could dial two abacus accounts at the same time, and his grandmother also found a job in the textile factory in the city.