Legal analysis: The director of Beijing Public Security Bureau is a deputy ministerial cadre. The public security system is fully equipped, and the director of the public security bureau of the municipality directly under the Central Government is also the deputy mayor and the deputy at the provincial and ministerial levels.

Legal basis: Article 18 of the Civil Service Law of People's Republic of China (PRC) is based on the Constitution, relevant laws and institutional norms. The levels of leadership positions are divided into: national chief, national deputy, provincial chief, provincial deputy, bureau chief, bureau deputy, county deputy, county deputy, township deputy and township deputy.

Legal analysis: The director of Beijing Public Security Bureau is a deputy ministerial cadre. The public security system is fully equipped, and the director of the public security bureau of the municipality directly under the Central Government is also the deputy mayor and the deputy at the provincial and ministerial levels.

Legal basis: Article 18 of the Civil Service Law of People's Republic of China (PRC) is based on the Constitution, relevant laws and institutional norms. The levels of leadership positions are divided into: national chief, national deputy, provincial chief, provincial deputy, bureau chief, bureau deputy, county deputy, county deputy, township deputy and township deputy.