An injury ended Zhang Zhiqiangs dream of becoming a professional basketball player, so he became a physical education teacher. To impress the new young math teacher, he volunteers to teach the problem class of the school in math.
1926
1925
1942
1931
1940
1965
1974
1995
1944
1973
2019
1945
2011
2023
1946
1967
1970
1954
