Hello @LeMinhThong
Welcome to the PayPal Help Community and thanks for posting here!
I do understand your concern regarding your account being blocked. For the safety and security of the network, PayPal often review accounts for potential risks which may lead to a limitation being placed on the account, depending on what is found during the review, your account may become limited. You can reach out to our team to know what can be done next or to get an understanding of the possible solution to the issue raised. Please reach out to the Support Team by calling us as a Guest User through our PayPal website.
Hope this information helps,
Jyoti
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