Lv Jie, division chief of public security management detachment of Kaifeng Public Security Bureau. Kaifeng Public Security Bureau is the functional department of Kaifeng Municipal People's Government, in charge of the city's public security work. This department is under the dual leadership of the municipal government and the Henan Provincial Public Security Department. Each county (county-level city) has public security bureaus (sub-bureaus) and police stations in towns, townships and streets.