In 1954, in 1957, archaeologists conducted five large-scale excavations of Banpo site, with an area of 10,000 square meters, and excavated 45 houses, 2 ring bars, more than 200 caves, 6 pottery kiln sites, and 250 tombs (of which 174 adult tombs and 73 infant coffins). About 10,000 pieces of production tools and daily necessities were unearthed. The production tools mainly include stone axes, stone, shovels, stone shovels, spearheads, arrows, harpoons, hooks, spinning wheels, bone needles, etc. There are also stone grinding machines (including grinding and grinding stones, are tools for grinding pigments), and grain crops such as poppy have been found. The main utensils are colored pottery, including pottery, bowls, pots, pans, cups, cans, cylinders, tungsten, tungsten, ding, tungsten and so on. In 1 pot also preserved carbonized rapeseed, belonging to cabbage, leek seeds. In the color pottery painted a variety of graphics, the surface of the objects are decorated with rope lines, lines, but also painted human face, fish, deer, plants and other patterns, red bottom black. There are also various symbols engraved on the edge of some Tao Wei, with 30 symbols, which may be the origin of Chinese text.