Chinese writing first appeared in this period. These were pictographs on bones, shells, and later in bronze. The Shang was the first dynasty to use chariots. Over 500 sites have been classified as culturally Shang, although not necessarily politically. These sites are located, not only in Shang heartland in the central portion of the Yellow River, but all across northern and eastern China.<ref name="McCurleyShang" /> | Chinese writing first appeared in this period. These were pictographs on bones, shells, and later in bronze. The Shang was the first dynasty to use chariots. Over 500 sites have been classified as culturally Shang, although not necessarily politically. These sites are located, not only in Shang heartland in the central portion of the Yellow River, but all across northern and eastern China.<ref name="McCurleyShang" /> |