Xiang is a Chinese dialect spoken in the province of Hunan and in northern Guangxi and neighboring Guizhou and Hubei provinces. Xiang is a rare dialect as only 38 million people speak it. People who are born in Hunan are called Hunanese.
Person 1: What languages can you speak?
Person 2: I can speak English, and Xiang.
A Chinese-American is someone who was born in China or has Chinese ancestors, but resides in the US.
Person 1: Bro what is your nationality?
Person 2: I am Chinese-American.