The State Post Bureau is the government agency that regulates postal and express industry in Mainland China, including not only the state-owned China Post but also the express enterprises. The agency
Macau Post and Telecommunications, most commonly known as CTT, is an entity under the Government of Macao responsible for postal services and telecommunications regulation.
State Post Bureau
…Hongkong Post (Hong Kong SAR, People's Republic of China) Macau Post (Macau SAR, People's Republic of China…