this is the one i am in receipt of an email from your side that some activity has taken place i tried to find out what is it and i realise that it was not me and was suspecious and every thing is in chinese hence request you to remove the same device asap thanks in advance

No one here can look or verify what is happening on your account since it's a user help forum. Why don't you check all devices or computer are logged out of the account and change the password as well.