East Asia, Neolithic age, Majiayao culture. The Majiayao culture was a group of neolithic communities who lived primarily in the upper Yellow River region in eastern Gansu, easternQinghai and northern Sichuan, China. The culture existed from 3300 to 2000 BC.. Polychrome pottery jar, globular body. Strap handles. Painted in black and red. Comprised of diamond shapes with crisscross patterns. 5 inches tall x 8 1/2 incheswide. Jar has COA. Repair on rim.