China is entering start-up period, starting up has become a new engine to push innovation and economy. Start-up capability and compositing of starters directly impact start-up performance. This paper, based on incubators survey data, aiming at the starters, studies the impacts of sentiments capability, recognition capability, profession capability and social capability on start-up performance, and discusses the media of compositing. Start-up capability plays a positive role on performance, the others vary that start-up compositing is positive on performance and of obvious media in relation between start-up capability and performance, and of partially media in relation among recognition capability, profession capability, social capability and performance, and of a thorough media in relation between sentiment capability and performance. 