In the age of Internet，the rise of global social media takes new pattern，new problem and new challenge to the management of urban image.The main global social public opinion and communication space which is constructed by typical social media such as YouTube，Facebook and Twitter is important for cities to adapt to the booming of social media and virtual space.The paper focuses on the Beijing’s urban image in international social media represented by YouTube，and puts forward countermeasures to the management of Beijing’s urban image in the new age of social media.