Notices:
1. Please enter the username that you want to get back the password ,not the nickname.

2. The system will automatically send a letter containing your username and password to your e-mail address you entered in the registration form.

3. Please do not request the website to send emails containing your password too frequently. 1 minutes interval between each two mails for user account.

4. you could only request the website to send no more than 5 emails for one user account daily. if you did not receive any email after requesting several times ,this means that the email address you entered in the registration form does not exist or is incorrect, please do not try again.