File photo of Zhang Yujun, assistant chairman of CSRC.
Zhang Yujun, assistant chairman of China Securities Regulatory Commission (CSRC), is probed for serious violation of disciplines, the Central Commission for Discipline Inspection says Wednesday.
Zhang, born in 1963, doctor of law and economy, took office as assistant chairman of CSRC in September, 2012.
Zhang is the highest level of official probed in CSRC after 18th CPC National Congress.
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