Risk is an important restrictive factor for consumer's internet shopping. The literature of perceived risk reviewed and summarized. The qualitative study of the perceived risk of consumers on internet shopping was made through focus group, depth interview, and initial the items of consumer's perceived risk in internet environment was extracted. The data were collected through internet survey, and use factor analysis, etc. to get four facets of the perceived risk on internet shopping: core service risk of internet retailers, risk going with internet shopping, risk of personal privacy and risk of fake goods.