1. Open the home page of mobile phone WeChat and click the magnifying glass in the upper right corner.

2. Search for Chengdu local treasure in the page and click on the official account of WeChat to enter.

3. Go to the official account page of WeChat and click the keypad at the bottom.

4. Enter the Children's Common Fund and click Send.

5. Click the payment entry on the page to enter the purchase information.