The biography of Xinjiang Hetian Yus, as documentary literature written and translated by Uighur writers, not only contains Hetian social situation of the twentieth century ,including the rulers of Hetian at that time, the type of Han Chinese in the field, the ethnic relations, the education methods, also contains many national unity thoughts, such as learning the local language, returning letter of local religion, and getting marriage with local girl, children becoming the local people and so on. These facts and ideas are useful to promote today's Xinjiang ethnic blending, have great enlightenment to reduce the influence of religious extremism, and are worthy of attention and study.