This paper deals with the genetic chracteristics of brown earth in Shandang province, in comparison with cinnlamon soil. The browen earth having been named Shan-Bong brown earth, in fact, includs tow groups, i.e. brown earth and cinnamon soil. The brown earth is widely distributed in Shandong peninsula, while the cinnamon soil is spreaded in the northwest part of this province. And in the transitional area the two groups of soils are often distributed as complex association.