When the offline sales channel is blocked, many manufacturers have
introduced the cooperation of Internet celebrities to expand the online sales
channel. Behind the seemingly booming network with the wave of goods, the
web celebrity economy has caused the abnormal fluctuation of the market value
of listed companies, which has a certain influence on the operation of the capital
market. Taking Mengjie stock as an example, this paper analyzes the wealth
effect brought by internet celebrities to the listed companies, and puts forward
corresponding suggestions for the listed companies to join hands with internet
celebrities from the perspectives of listed companies, investors and regulators.