[Others]free account $300

I was able to get 1 USD out of my account but I didn't get the $300credit. How do I do this?
and in my "Billing Management", it says my "Valid"

thx.

Dear jaybaek,
Thank you for your question. The $300 credit, which is the worth of the free trial, is automatically applied to your account. For more instructions, please refer to this link: https://www.alibabacloud.com/campaign/free-trial