He formerly served as the president of Shanghai Jiao Tong University and was elected a member of Chinese Academy of Engineering (CAE) in 1995.
Born in Ningbo, Zhejiang Province, Weng graduated from the ship building department of Shanghai Jiao Tong University in 1952.
He obtained a Soviet doctor's degree (Candidate of Sciences) at the institute of ship building in Leningrad of USSR in 1962.
He served as the chairman of Shanghai Science and Technology Association.
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