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The People's Republic of China has international borders with 14 sovereign states. In addition, there is a 30-km border with the special administrative region of Hong Kong, which was a British dependency before 1997, and a 3 km border with Macau, a Portuguese territory until 1999. With a land border of 22,117 kilometres (13,743 mi) in total it also has the longest land border of any country.
Below is a table of countries and territories who share a land border with China around its perimeter, counterclockwise from the east. The numbers in parenthesis are their lengths in miles.
* In three sections, separated by Nepal and Bhutan. The length of China's border with India depends on the resolution of territorial conflicts between India and China, and between India and Pakistan.
¹ The length of China's border with North Korea depends on the resolution of the territorial conflict between China and North Korea over Mount Paektu and Jiandao.
² The length of China's border with Bhutan depends on the resolution of various territorial conflicts between India and China, and also between Bhutan and China.
³ The length of China's border with Nepal depends on the resolution of the territorial conflict between Nepal and India over the Kalapani territory.
§ The length of China's border with Myanmar depends on the resolution of the territorial conflict between India and China over Arunachal Pradesh.
‡ The length of China's border with Pakistan depends on the resolution of territorial conflicts between India and Pakistan.
† In two sections, separated by Mongolia.