This paper introduces the composition of ancient books on China geography.

China is located on the east side of the Eurasian continent on the west coast of the Pacific Ocean, spanning 4° N to 53 N 31',two natural temperature zones in tropical temperate zone, 73 40' E to135 5' E and five time zones. On land, it borders with 14 countries including Russia, Kazakhstan, Kyrgyzstan, Tajikistan, Mongolia, North Korea, Vietnam, Laos, Myanmar, India, Bhutan, Nepal, Pakistan and Afghanistan. East of Korea and Japan across the sea. There are four coastlines in Bohai Sea, Yellow Sea, East China Sea and South China Sea, with a length of 18000 kilometers. There are two subgrade islands in Taiwan Province Province and Hainan Province, with suitable coastal climate and rich products. Under the control of subtropical high, there is abundant precipitation in the middle and lower reaches of the Yangtze River. It has been said since ancient times that there are a large number of high-quality beaches and wetlands along the coast, which have nurtured a rich and colorful natural environment. The East China Sea and the South China Sea are rich in resources, the northern Shaanxi is rich in coal resources, and the southeast coastal areas are rich in products. Under the humid airflow brought by the summer monsoon, the production water of crops is guaranteed.