The main job is to introduce courses to customers and persuade them to take your courses, which is equivalent to the position of course sales, consultative selling.

EF is a global chain organization, headquartered in China, with more than 120 branches all over the country, so the working hours will be different, but basically it doesn't rest on weekends, and it takes shifts on Monday or Tuesday. The specific working hours depend on which EF you are applying for.