The highest administrative office in imperial China, primarily responsible for drafting and issuing imperial edicts; established during the Wei and Jin dynasties, it served as the supreme executive body during the Yuan dynasty until it was abolished in early Ming.

An administrative district during the Yuan and early Ming dynasties referring to the area directly governed by the Imperial Secretariat, as distinct from provinces governed by branch secretariats.

Central Secretariat, a high-level government administrative body in imperial China from the Sui to the early Ming dynasties