China geography, maps, climate, environment and terrain from China ...
https://www.countryreports.org/country/china/geography.htm
Hong Kong and Macau (Aomen), situated on China's southern coast, are now Special Administrative Regions of the P.R.C. Two-thirds of China's area is mountainous or semidesert; only about one-tenth is cultivated. Ninety percent of its people live on one-sixth of the land, primarily in the fertile plains and deltas of the east.