CTT was formerly known as the CTT Correios de Macau. It was under the Government of Macau responsible for all the postal services in the country. The acronym belongs to a former name from the department of Portugal. It was founded in the 1st of March 1884 which was then a separate entity from that of the China Post and also a sub member of the Universal Postal Union. It has different branches in Macau, Taipa and Coloane as well. It deals with thousands of postal services in all of the country both domestically and internationally as well.