BEIJING, Jan. 15 (Xinhua) -- One hundred law-enforcement officers and 100 such units in Beijing were presented with service awards Friday to honor their contributions to social stability in the capital city and maintaining justice.

    Zhou Yongkang, Standing Committee member of the Political Bureau of the Communist Party of China (CPC) Central Committee, attended the commendment ceremony.

    Zhou also presented "an award of special contribution" to the family of police officer Zhang Daqing, who died when at duty because of continuous long hours of work in the security campaign around Oct. 1, 2009, the 60th anniversary of the founding of the People's Republic of China.