Si Xinliang, a former senior political advisor in East China's Zhejiang province, has been expelled from the Communist Party of China (CPC).
A former senior official in East China's Jiangxi province was sentenced to 12 years in jail for bribery on Friday.
Dozens of executives in State-owned enterprises have been investigated on corruption charges in the first round of an inspection this year.
Spouses and children of senior government officials in Shanghai have been prohibited from setting up companies in the city.
Wang Tianpu, president of Asia's biggest crude oil refiner, faces probe for suspected "serious disciplinary violations", says the watchdog.
Three more Chinese officials are being investigated for alleged bribe taking in separate cases.
Former security chief Zhou Yongkang was charged on Friday with bribery, abuse of power and intentional disclosure of State secrets.
A former official and a businessman, suspected of bribery, were taken back to China Saturday after about three months of exile in Laos.
Cooperation with the US in cases aimed at repatriating corrupt Chinese officials is to be strengthen as well as confiscating ill-gotten assets.
Hu Shihui, a former senior official of the Ministry of Science and Technology, has been expelled from the Communist Party of China (CPC) and dismissed from public office following an internal graft investigation.
National prosecuting departments will attach great importance to investigating corruption among government authorities and high-ranking officials in key positions, a senior official of the Supreme People's Procuratorate said on Thursday.
A new wave of anti-corruption inspections have kicked off as the Communist Party of China (CPC) graft-busters marched into 26 state-owned companies.