Since the founding of Bureau of City Administration and Law Enforcement，known as Chengguan in Chinese，the coverage of news media has always focused on the conflict between the city inspectors and the relative person of management of this kind. Among the incidents with huge social impact，the media，in particular the new media，have timely reported the events from the negative perspective，which destroyed the reputation of Chengguan，and thus caused long-term bad effects. To resolve the misunderstandings of the general public towards Chengguan and set a sound relationship among Chengguan，news media and the general public，this paper has studied the influence of news media on Chengguan’s image-building and analyzed the reason why such a crisis occurred and further explored the measures to tackle current problems.