The former deputy secretary of the Guangdong provincial discipline inspection commission, has been expelled from the Communist Party of China (CPC) and removed from public office after a graft investigation, the CPC's anti-graft watchdog said Tuesday.

Zhong Shijian "seriously violated political rules and discipline, and interfered with case investigations", according to a statement from the CPC Central Commission for Discipline Inspection.

Zhong, who is also former head of the Guangdong supervision department, was put under investigation in April.