Gansu vs Gansu province

Gansu and Gansu province both are nouns.

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

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

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

Other synonyms of Gansu include Kansu.

Gansu (noun)	Gansu province (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