BEIJING -- China's top anti-graft body on Thursday issued a communique vowing to keep high pressure on graft and ensure inspection groups cover all state organs and institutions.

The communique was issued after the the sixth plenary session of the 18th Central Commission for Discipline Inspection (CCDI) of the Communist Party of China, which was held from Tuesday to Thursday.

According to the communique, the Party will strengthen its discipline and improve the supervision system this year, as well as deepen institutional reforms.

In addition, the CCDI said it will continue to implement inspection work in 2016, aiming to cover all state organs, institutions and state-owned enterprises.

The Eight-Point Regulations calling for frugality will also be implemented further and corruption will remain under high pressure, including strengthened international cooperation to deal with the issue.

The communique also noted that corruption that undermines the people's direct interests will be strictly punished, vowing to strengthen the integrity of the Party's grassroots organs.

A total of 124 members of the CCDI attended the meeting, and another 226 people attended as nonvoting delegates.

General secretary of the CPC Central Committee Xi Jinping attended the meeting.

Other senior leaders including Li Keqiang, Zhang Dejiang, Yu Zhengsheng, Liu Yunshan, Wang Qishan and Zhang Gaoli also attended the session.