1. Open the mobile phone WeChat. After logging in, click "I" and then click "Personal Avatar".
2. Enter the personal information page, click "QR code business card", then click the "three points" icon in the upper right corner, and select "Save to mobile phone" in the pop-up menu.
3. Then open "My Files" in your mobile phone, and open the folders of SD card/Tencent /micromasg/weixin in turn, and you will see the business cards you just collected. Press with your finger, select "* * * Enjoy" in the pop-up settings menu, and then select "Add to WeChat Collection".