BEIJING, Dec. 23 -- Four Chinese local officials have been placed under "coercive measures" or indicted by prosecutors for bribery, according to the Supreme People's Procuratorate (SPP) on Tuesday.

Lian Ziheng, former secretary general of the standing committee of Henan Provincial People's Congress, is being investigated for accepting bribes.

Xu Shuangyong, former party chief of State-owned Xining Qinghai-Tibet Railway Co. Ltd. and Meng Gang, former police commissioner of Xinxiang city in Henan Province, are also being investigated on suspicion of accepting bribes.

Local prosecutors in Hubei Province have indicted Wang Shiyi, former party chief of Xinzhou district of Wuhan city, for abuse of power and accepting bribes.

According to China's criminal procedure law, coercive measures include summons by force, bail, residential surveillance, detention and arrest.