Today I visited the Shengxian Dashatou Flea Market in Guangzhou. There were many second-hand cameras, mobile phones, and laptops for sale.

The market in Dashatou. . . . . Find someone knowledgeable and knowledgeable about second-hand items to check on you. Otherwise, you will be fooled. Needless to say, it is difficult for experts to tell whether a laptop is refurbished or not. You can check whether it is refurbished or not. The model and parameters of the CPU, memory, and graphics card can be detected using software, but the hard disk cannot be checked. Js can use software to shield bad sectors and clear the power-on time. 0). Mobile phones are not easy to choose either. It is relatively easy to choose a second-hand camera (look at the lens, display screen, reflector, shutter number, check whether there is noise in the picture after blocking the lens, etc.).

It is better to go to Taobao. Diamond or Crown level sellers + There has been a lot of transaction volume recently + Check whether the buyer's evaluation corresponds to the transaction volume (even if there are more sales, the evaluation will be slightly more) + Check the content of the buyer's evaluation.

Generally, it is reliable