Map of the border between Guangxi and Guizhou:

Guangxi is located in the southern border of the motherland, between 104°28′～112°04′ east longitude and 20°54′～26°24′ north latitude. During the period, the Tropic of Cancer traverses the central part. It borders Guangdong Province to the east, Beibu Gulf to the south and Hainan Province across the sea, Yunnan Province to the west, Hunan Province to the northeast, Guizhou Province to the northwest, and the Socialist Republic of Vietnam to the southwest.

Guizhou is located on the Yunnan-Guizhou Plateau, between 103°36′~109°35′ east longitude and 24°37′~29°13′ north latitude. It borders Hunan to the east, Guangxi to the south, and Yunnan to the west. , connecting Sichuan and Chongqing to the north, about 595 kilometers long from east to west, and about 509 kilometers apart from north to south. The total area is 176,167 square kilometers, accounting for 1.8 of the country's total area.

Extended information:

Guizhou topography:

Guizhou’s landforms belong to the plateau and mountains in southwest China. The terrain within the territory is higher in the west and lower in the east. From the central part to the north, east, The south three sides are tilted, with an average altitude of about 1,100 meters. The Guizhou Plateau is mostly mountainous and is known as "eight mountains, one water and one farmland". The province's landforms can be broadly divided into four basic types: plateaus, mountains, hills and basins, of which 92.5% are mountains and hills.

There are many mountains in the territory, with many mountains and mountains stretching vertically and horizontally, with high mountains and deep valleys. There is Dalou Mountain in the north, which runs diagonally across the northern border from west to northeast. Loushan Pass, the key pass of Sichuan and Guizhou, is 1,444 meters high; the Miao Mountains run across it in the central and southern parts, with the main peak Leigong Mountain being 2,178 meters high; and in the northeast is Wuling Mountain, which winds from Hunan into Guizhou, with the main peak Fanjing Mountain is 2,572 meters high; Wumeng Mountain towers in the west. Zhushi Township, Hezhang County, which belongs to this mountain range, is the highest point in Guizhou.

The development of karst landforms in Guizhou is very typical. The karst landform covers an area of ??109,084 square kilometers, accounting for 61.9% of the province's total land area. The karst within the territory is widely distributed, with complete morphological types and obvious geographical distribution, forming a special karst ecosystem.

Baidu Encyclopedia-Guangxi

Baidu Encyclopedia-Guizhou