地处青藏高原东部的这片闻名遐尔湟水谷地，是青海省开发最早，经济、文化最发达的地区，也是20世纪青藏高原和黄河上游受人为经济活动影响最强烈的地区之一。从湟水谷地柳河等地发掘的原始社会基地和旧石器时代遗物及遍布境内的大量古代遗址，证明了这一地区参与了人类文明史? Located in the eastern part of the Qinghai-Xizang Plateau, this well-known valley of valleys and valleys is one of the earliest areas with the most developed economy and culture in Qinghai Province and one of the most economically active areas in the upper reaches of the Yellow River in the 20th century. The primitive social bases and Paleolithic relics unearthed from the Liuhe River in the Shuishui Valley and a large number of ancient ruins scattered throughout the territory prove that the area is involved in the history of human civilization.