But the ancient kingdom also appears as a prosperous Bronze Age civilisation, with a complex social structure, including a class of horse-riding warriors who contributed to the development of Gojoseon, particularly the northern expansion into most of the Liaodong basin.
Men det gamle kongerige optræder også som en velstående bronzealdercivilisation med en kompleks social struktur, herunder en klasse af ridende krigere, der har bidraget til Gojoseons ekspansion, især den nordlige udvidelse i det meste af Liaodong-bækkenet.