According to the publicity on JD's official website, JD ME training is a three-day course. The three-day training covers many aspects, including platform introduction, marketing strategy, management and operation, data analysis and other aspects.

In addition, the training also provides participants with practical opportunities and case analysis, so that they can understand sales and management-related knowledge and skills through real-life scenarios. Therefore, it can be concluded that JD ME training is indeed a three-day comprehensive training, which can provide effective guidance and support to participants.