Peking University:? 1949 65438+In February, Peking University is going to hold a 5 1 celebration. The school committee decided to write a letter to Mao Zedong in the name of all the teachers and students of Peking University, asking him to write an inscription for Peking University. ? 1950 in March, Chairman Mao wrote four mighty school emblems in the Secretariat of the Central Office? Peking University? The letter was sent to President Peking University's office. Is this what we saw today? Peking University? Four words. ?