2. Enter the main interface and select "Mall".
3. Select the "Props" option in the mall, and then find "Litchi" to buy.
4. After confirming that the purchase information is correct, click the "Buy" button to get litchi.
5. After you get lychee, you can check it in your backpack.
6. In the synthesis interface, select the "Prop" option, and then find "Litchi" for synthesis.
7. According to the quantity of materials needed for synthesis, put litchi and other needed materials into the synthesis frame.
8. Click the "Synthetic" button to synthesize litchi and other materials into more advanced props.