Learn by doing. I suggest you do this. It is not recommended to go to a training institution. Most of the courses of training institutions are available in Taobao University. In addition, many companies have different e-commerce operation modes. As far as industry is concerned. Standard products are different from non-standard products. Such as the profit model. Operation mode. Promotion mode. Data integration and utilization. New product differentiation. Promote channel differentiation. The evolution of customer consumption habits and so on.