PYONGYANG, Oct. 10 (Xinhua) -- Zhou Yongkang, a senior official of the Communist Party of China (CPC), attended a grand evening gala held to celebrate the 65th anniversary of the Workers' Party of Korea (WPK) on Sunday evening.

Zhou, a member of the Standing Committee of the Political Bureau of the CPC Central Committee, secretary of the CPC Central Commission of Political and Legal Affairs, was on a three-day official visit to the Democratic People's Republic of Korea (DPRK).

Zhou watched the performance on the Kim Il Sung Square with Kim Jong Il, top leader of the DPRK and other leaders of the DPRK's party and government.

There were nearly 100,000 Pyongyang citizens in traditional costumes forming various phalanxes.

The performance, which was divided into three parts, showcased, through grand and splendid group dances, the development history of the WPK under the leadership of President Kim Il Sung and General Secretary Kim Jong Il and the DPRK's achievements in economic construction and improving people's living standards in recent years.

Zhou arrived here Saturday for a three-day official visit.