1. According to one's own needs, if the demand is not very high, it is necessary to think twice before taking action, as the initial investment in customization will be slightly higher;
2. About materials. At the beginning, 250G white cardboard can be used. If the budget is sufficient, 350G white cardboard can be chosen;
3. About transportation: if it is customized in other provinces, try to choose a third party such as Alipay to protect their own interests.