BEIJING, Dec. 1 (Xinhua) -- Prosecutors opened an investigation into Li Yanming, an official in northwest China's Xinjiang Uygur Autonomous Region, for suspected abuse of power and graft, said the Supreme People's Procuratorate (SPP) on Monday.

Li, former member of the Party committee of Xinjiang's Public Security Department and vice president of Xinjiang Police College, was "placed under compulsory measures", said the SPP in a statement.

According to China's Criminal Procedure Law, compulsory measures include summons by force, bail, residential surveillance, detention and arrest. The SPP did not specify the measures it had taken.