Can't kind activation key

I bought a student version parallels desktop for mac and did not receive any email. I don't know how to activate and the customer support is confusing.

 

Hello, we have sent you a private message. Please help us with your Parallels Desktop for Mac license key or the payment reference number over there so that we can help to resolve the issue for you. Thanks.

 

我已经为 Parallels Desktop 18 支付了许可密钥，但是我没有收到任何许可密钥邮件，不知道如何激活，我已经创建了一个工单，请管理员尽快处理。票号：#3750422、#3750401

 

I have paid for the license key for Parallels Desktop 18, but I have not received any license key email, do not know how to activate, I have created a ticket, please ask the administrator to deal with it as soon as possible. Ticket number: #3750422, #3750401

 

我已经邮件收到了许可证密钥，问题已经得到了解决。请关闭工单。I have received the license key by mail and the problem has been resolved. Please close the ticket。

 

Thank you. Please let us know if you have any additional questions.