What is this? Call 12303.

12303, which is the telephone number of the complaint handling and inquiry service of the State Bureau for Letters and Calls.

Evaluate the satisfaction of the masses on the handling of non-confidential, signed letters, visits and online complaints accepted for the first time. The State Bureau for Letters and Calls automatically sends the inquiry code to the petitioners included in the evaluation through the short message platform of 12303, and provides their mobile phone numbers.

For the petitions accepted by the State Bureau for Letters and Calls and included in the scope of evaluation, the petitioner can receive the short message actively pushed by the platform of the State Bureau for Letters and Calls 12303 through his reserved mobile phone number, get the inquiry code in time, and log in to the portal of the State Bureau for inquiry and evaluation through the registered account. If you don't leave your mobile phone number, it will be printed by the relevant petition department.

If you have any complaints, please call 12303 for the progress of handling.