BEIJING, Feb. 7 (Xinhua) -- A senior Chinese official Tuesday hailed public security agencies' role in combating transnational crime, highlighting the importance of international law enforcement cooperation.

Meng Jianzhu, head of the Commission for Political and Legal Affairs of the Communist Party of China Central Committee, made the remarks at a national public security conference on international cooperation.

Meng asked public security agencies at various levels to stick to the Party's leadership, improve abilities in international security and law enforcement cooperation, and prepare for the 19th National Congress to be held this year.

Guo Shengkun, China's public security minister, urged the agencies to safeguard national sovereignty, security and social stability, and strive to support the nation's development.