Changzhou Dinosaur Park Meituan can apply for a refund on Meituan APP, and the specific operation steps are as follows:

1. Open Meituan APP, enter the main page, find the "Order" option at the bottom of the page, and click Enter.

2. Find the order that needs a refund in the order page, and then click Enter.

3. On the order page, click the "Cancel Order" option at the bottom to complete the refund operation according to the system prompt.

If the order display has not been used, and it is more than 30 minutes since the merchant picked it up, you can directly choose to cancel the order refund operation in Meituan. Under normal circumstances, the money will be returned to Meituan's account within ten days.

If in doubt, please contact Meituan Customer Service for consultation.