交管 Traditional form: 交管 Pinyin (reading): jiāoguǎn Definitions: traffic control Characters: 交 - to connect; to deliver, to exchange; to intersect; to mix 管 - tube, pipe, duct; to manage, to control Traditional characters: 交 - to connect; to deliver, to exchange; to intersect; to mix 管 - tube, pipe, duct; to manage, to control