Smog affects the health of general public and affects all aspects of production and life. The central government and local governments all attach great importance to smog management. Beijing-Tianjin-Hebei area is the most affected area by smog. Thanks to the efforts of all parties，effect have been made to control smog in Beijing-Tianjin-Hebei area，but there are still many problems. On the basis of analyzing the reasons，this paper puts forward a targeted approach to improve smog management in Beijing-Tianjin-Hebei area，namely，improving the legislative mechanism for regional smog management；giving full play to the role of government，market and social；building a coordinated mechanism for emergency warning and coordination of regional smog management；and constructing the top layer design of smog management in Beijing-Tianjin-Hebei area.