1March, 946, entered the China Mathematics Center founded by Chen Shengshen.
/kloc-in the spring of 0/947, Cao Xihua went to Tsinghua University as a teaching assistant with Chen Shengshen.
On September, 1948, on the recommendation of Mr. Chen Shengshen and Mr. Duan Xuefu, Cao Xihua went to the University of Michigan for further study.
1950 On the eve of the National Day, Cao Xihua returned to Hangzhou as an associate professor of Zhejiang University.
1952, Cao Xihua transferred to East China Normal University.
/kloc-0 joined China in May, 957.
1958, director of the Department of Mathematics, East China Normal University.
In 2005, Cao Xihua died at the age of 85.