Chinese vs China

Chinese and China both are nouns.

Word	Noun	Adjective	Verb	Adverb
Chinese	Yes	Yes	No	No
China	Yes	No	No	No

Chinese (noun)	China (noun)
any of the Sino-Tibetan languages spoken in China; regarded as dialects of a single language (even though they are mutually unintelligible) because they share an ideographic writing system	a communist nation that covers a vast territory in eastern Asia; the most populous country in the world
a native or inhabitant of Communist China or of Nationalist China	a government on the island of Taiwan established in 1949 by Chiang Kai-shek after the conquest of mainland China by the Communists led by Mao Zedong

Chinese (adjective)	China (adjective)
of or pertaining to China or its peoples or cultures
of or relating to or characteristic of the island republic on Taiwan or its residents or their language