Fog regarded as a kind of disaster weather,constitutes seriously threat for normalization and safety of air transportation. Along with science technology progress and increasingly busy transportation market,carrying out the man - made dissipating fog are more and more paid attention to and placed on the exact agenda’ This essay introduced in details the work scheme of practising man- made dissipating“winter extra-cold fog”test in Beijing Capital International Airport. The content includes the basic principle of man-made dissipating fog, the selection of dissipating fog method, particular work scheme, careful organizing management and should be adopted safety measure’ The success of man- made disspating fog test will provide the foundation of decision for building man-made dissipating fog facilities in Beijing Capital International Airport. Fog regarded as a kind of disaster weather, publications with serious threat for normalization and safety of air transportation. Carrying with the technology for busy and busy busy transportation market, carrying out the man - made dissipating fog are more and more paid attention to and placed on the exact agenda ’This essay introduced in details the work scheme of practicing man- made dissipating winter extra-cold fog "test in Beijing Capital International Airport. The content includes the basic principle of man-made dissipating fog, the selection of dissipating fog method, particular work scheme, careful organizing management and should be adopted safety measure ’The success of man-made dissping fog test will provide the foundation of decision for building man-made dissipating fog facilities in Beijing Capital International Airport.