Cai Run, born in March 1955, is a professor and doctoral supervisor. In April 1997, he returned home from Japan. He is now the director of the Department of Plant Science of Shanghai Jiao Tong University, the leader of the echelon of plant genetics and breeding discipline, and the director of the master's program of plant genetics and breeding. Undertake the national "863" project "Breeding of New Vegetable Varieties for Important Facilities in South China" and "Polymerization Breeding of Rice Molecular Markers for High Yield and Disease Resistance". In 2002, the project "Breeding of Good Varieties (Combinations) of Cucumber Cultivated in Greenhouse" won the third prize of Shanghai Science and Technology Progress Award.