Ministry of Public Security

基本解释

A regulation on name registration drafted by the Ministry of Public Security (MPS) allows a baby to have the combined surname.
根据公安部日前起草的姓名登记条例，子女可以用父母双姓起名。
www.chinadaily.com.cn
Passports for Chinese citizens going abroad for private purposes shall be issued by the Ministry of Public Security or by local public security organs authorized by the ministry.
因私事出境的中国公民所使用的护照由公安部或者公安部授权的地方公安机关颁发。
The Ministry of Public Security and the Ministry of Foreign Affairs may, when necessary, alter decisions made by their respectively authorized agencies.
公安部和外交部在必要时，可以改变各自授权的机关所作出的决定。

Mr Zhou was party secretary at the ministry of public security from 2002-07, before becoming the Politburo's man in charge of domestic security—secret police and all.
ECONOMIST: China’s security state
In addition, Vimpel recently agreed to form GTel Mobile, a joint venture with the Ministry of Public Security of Vietnam and the U.S.-based Millennium Global Solutions Group.
FORBES: Magazine Article