How to recognize the bar code

We can use the cell phone WeChat app to scan, the specific steps are as follows:

1, first of all, in the desktop of the phone click to open the "WeChat" app.

2, cut off by clicking on the bottom of the "discovery".

3, and then click on this page within the "sweep" function option.

4, then a small box will appear, and then the small box to identify the bar code, and then will start scanning.

5, then the barcode recognition results will appear.