This collection consists of urgent mail stamps issued by the Great Qing Postal Service and the Republic of China Postal Service, commonly known as "express mail stamps." The complete set includes a stub, a copy for the receiving post office's records, the stamp section, and a multi-part receipt voucher. These represent unique postal documents specific to modern China. The stamps feature a distinctive format with a perforated, multi-part connected design that combines postage, registered mail, and return receipt functions. They serve as valuable physical evidence of the development of the postal system from the late Qing Dynasty through the Republic of China era. Complete sets are extremely rare and constitute precious historical materials for studying modern Chinese postal history.

This collection features Express Letter Stamps issued by the Chinese Imperial Post (Qing Dynasty) and the Chinese Post Office (Republic of China). Each complete set includes multiple perforated, connected slips: stub, receiving office record, stamp, and receipt slip. This specialized multi-part stamp supported express postal services, combining postage, registration, and proof-of-receipt functions. These unique stamps document the evolution of China’s modern postal system. Complete sets are rare and serve as valuable physical artifacts for research into Chinese postal history.