Can I withdraw cash when I buy JD.COM E card in Tangduoduo?

No, actually it has nothing to do with Tang Duoduo. This is the rule in JD.COM. JD.COM electronic cards do not support withdrawing cash from third-party accounts such as bank cards, and can only be used when shopping in JD.COM. Although you can't withdraw cash, you can buy JD.COM electronic cards with genuine guarantee on Juduoduo. Don't worry about being cheated, and it is valid for three years. It takes a long time, so you don't need to leave it there for a while, and then go shopping when you need it.