ABSTRACT
During the Covid19 pandemic of the year 2020, vocational training providers has to adjust their training system to distance. Most of them use virtual classroom to do so. In a competitive market, a vocational training system involving media provider want to study the practices of animation of virtual classrooms. The design of trainings is standardized but not the animation of virtual classrooms which is trainers task. Investigation by observation of 50 virtuals classrooms reveals that trainers use virtual classroom for theoretical knowledge. This educational synchronous time is not a moment where learners exchange. Virtual classroom in this training system do not compensate for the lack of presence. Following those results, the vocational training provider takes measures to enhance it pedagogical engineering.