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Jyutping gwok3 on1 bou6
Pinyin guó ān bù

Definitions (CC-CEDICT)
  1. PRC Ministry of State Security
  2. abbr. for 國家安全部|国家安全部[Guo2 jia1 an1 quan2 bu4]
Definitions (Wiktionary)
  1. name
    Ministry of State Security (China); Guoanbu