Yao Jun, male, Han nationality, is a native of Dandong, Liaoning province. He was born in 1925, and graduated from Franco-Chinoise University.
Yao worked as chief engineer of the Tianjin Chemical Industrial Company for almost twenty years. In 1978 he became a member of the 5th CPPCC National Committee and in 1983 he was elected vice-mayor of Tianjin. Yao served successive terms as vice-chairman of the 9th-12th Chinese Peasants' and Workers' Democratic Party Central Committees, and he was a member of the standing committees of the 7th and 8th NPC.
Yao Jun was a member of the standing committee of the 9th CPPCC National Committee.