Core Viewpoint - The article discusses the various postal services provided by China Post Group, including universal, special, and other postal services, highlighting their significance in the communication and logistics sectors [2][3]. Group 1: Universal Postal Services - Universal postal services include the delivery of letters, parcels, and the issuance of stamps and newspapers, as well as postal remittance services [4]. - The services cover items such as letters, printed materials, postal cards, anonymous letters, and postal small packages [5]. Group 2: Special Postal Services - Special postal services encompass the delivery of letters for soldiers, confidential communications, materials for the visually impaired, and the remains of revolutionary martyrs [8]. Group 3: Other Postal Services - Other postal services refer to the sale of postal products like postal albums and postal agency services [9].