What if Dandelion Cloud School has no consumption record?

1. Check account information: Check whether personal account information, including user name, email address and mobile phone number, is correct.

2. Customer service consultation: contact the customer service department of Dandelion Cloud School to provide account information and explain the situation.

3. Email or message record: Check the email or message system of Dandelion Cloud School to see if there is any notice or confirmation related to consumption.