This paper analyses the role of online satisfaction (e-satisfaction) as a mediator in the relationship between website brand equitInnovative work behavior can stem from the sharing of knowledge between individuals and colleagues. Based on sample size survey of 396 Vietnam telecommunication employees with Cronbach’s Alpha analysis, exploratory factor analysis (EFA), correlation analysis, regression analysis, the study shows that the impact of knowledge sharing with two central processes (knowledge donation and knowledge collection) on innovative work behavior was meaningful. Compared with the process of knowledge donation, the process of knowledge collection has a stronger impact on innovative work behavior (β = 0.213 and 0.204 respectively). Besides, the authors propose some suggestions for telecommunications enterprise managers to influence the employee’s behavioral innovation through the impact of knowledge sharing.