Instant messaging (IM) is a popular internet application. In China, there are more than ten IM products competing with each other. Of them, Tencent’s QQ owned and managed by a young Chinese entrepreneur is in a dominant position taking about 90% of the market share. This paper identifies the factors that determine the wide adoption of QQ by students and staffs in a Chinese university, which are social influence, enjoyment and communications effectiveness associated with this IM. Practical implications for young entrepreneurs as the main forces of IM business are offered.
Keywords: adoption, China, impacting factors, instant messaging, IM, QQ