The data is the digitization of the Heihe River basin part of the 1:1 million Vegetation Atlas of China, The atlas of vegetation in China was edited by Hou Xueyu, a famous vegetation ecologist (2001), and compiled by more than 250 experts from 53 units, including relevant research institutes, relevant ministries and commissions of the Chinese Academy of Sciences, relevant departments of provinces and universities Over the years, after the publication of monographs such as vegetation in China, another summative achievement is the basic map of national natural resources and natural conditions. It is compiled on the basis of the abundant first-hand data accumulated by the vegetation survey in all parts of the country in the past half century, the materials obtained by the use of modern technologies such as aerial remote sensing and satellite images, as well as the latest research achievements in geology, pedology and climatology. It reflects in detail the distribution, horizontal and vertical zonal distribution of 960 formations and sub formations of 11 vegetation type groups and 55 vegetation types in China. It also reflects the actual distribution of more than 2000 dominant plant species, main crops and cash crops in China and the close relationship between dominant species and soil and ground geology. The atlas is a kind of realistic vegetation map, which reflects the recent quality of vegetation in China.