Aside from the above e-form, you can also express your opinion in person or by the following means:

Method Telephone / Address Time
Telephone 8396 8305 Monday - Thursday
9:00 - 13:00 / 14:30 - 17:45

Friday
9:00 - 13:00 / 14:30 - 17:30
Letter Macao Postal Savings
Rua da Sé
(at the lateral side of the Headquarters of CTT)
 
E-mail cep@ctt.gov.mo 24 Hours