Watson was born in Jiangsu. He likes math since he was a child, and he is very clever. 1930, 19-year-old Hua went to Tsinghua University to study. During his four years in Tsinghua, under the guidance of Professor Xiong Qinglai, Hua studied hard and published more than a dozen papers in succession. Later, he was sent to study in Britain and got a doctorate. He studied number theory deeply and got the famous Fahrenheit theorem. He paid special attention to integrating theory with practice and traveled to more than 20 provinces, municipalities and autonomous regions to mobilize the masses to apply the optimization method to agricultural production.

The reporter asked him in the interview: "What is your greatest wish?"

Without thinking, he replied, "Work until the last day." On the last day of working hard for science, he really fulfilled his promise.