A dialect is a regional or social variety of a language distinguished by pronunciation, grammar, and/or vocabulary. Dialects of the same language can still communicate with each other.

China is one of the four ancient civilizations

The beginning of civilization is from the invention of writing and the use of bronze. How long has Chinese civilization been?

What is the earliest ancient book that recorded the Xia Dynasty?

American Indians are descendants of Chinese

From which ethnic group did the idea of unity arise? 大一統的觀念，是從哪一個族群產生的？

Who invented the concept of "中華民族"？