本文以翔实的资料，从西藏人民及其先民对青藏高原的开发，对中国西部畜牧业文明和高原农业文化的开发，对藏汉民族在宗教、建筑、工艺、天文地理及医学方面的相互交流和促进等方面对中华文明的历史贡献进行了叙述，从而证明了汉、藏等兄弟民族共同创造了中国传统文化。 Based on the informative data, from the development of Tibetan people and their ancestors to the Qinghai-Tibet Plateau, the development of animal husbandry civilization and agricultural culture in the west of China, this paper analyzes the religious, architectural, technological, astrophysical and medical aspects of Tibetan and Han nationality Exchange and promotion of the history of China civilization made a narrative, which proves that Han, Tibet and other fraternal peoples jointly created the Chinese traditional culture.