Gansu province vs Gansu

Gansu province and Gansu both are nouns.

Word	Noun	Adjective	Verb	Adverb
Gansu province	Yes	No	No	No
Gansu	Yes	No	No	No

As nouns, Gansu province and Gansu are synonyms defined as:

Gansu province and Gansu: a province in north-central China; formerly part of the Silk Road to Turkistan and India and Persia

Other synonyms of Gansu province include Kansu.

Gansu province (noun)	Gansu (noun)
a province in north-central China; formerly part of the Silk Road to Turkistan and India and Persia	a province in north-central China; formerly part of the Silk Road to Turkistan and India and Persia