This paper gives a definition of the heating facility-Heated Kang and its primary form in northeast Asia using the method of typology. It also analyzes the origin and development of Heated Kang based on archaeological traces and literature materials, and traces back the word "Kang" from the viewpoint of linguistics, in order to make clear the origin time, place and development of Heated Kang.

This paper gives a definition of the heating facility—Heated Kang and its primary form in northeast Asia using the method of typology. It also analyzes the origin and development of Heated Kang based on archaeological traces and literature materials, and traces back the word “Kang” from the viewpoint of linguistics, in order to make clear the origin time, place and development of Heated Kang.