You can buy with confidence. Of course, the quality of the mobile phone is the original quality, so there should be no problem. It is recommended to go to Taobao to compare and shop around when buying. If the price difference with Taobao exceeds interest, it is better to buy it in Taobao. Buy the same in Taobao and you can repay it in installments. The key is to see whether the seller's credit is high or not.