Borders of China
shares international borders with 14 sovereign states. In addition, there is a border with the special administrative region of Hong Kong, which was a British dependency before 1997, and a border with Macau, a Portuguese territory until 1999. With a land border of in total it also has the longest land border of any country.
Countries sharing borders with China
The table below, is a table of countries and territories who share a land border with China around its perimeter. The numbers in parenthesis are their lengths in miles.| Country | Length and ) | Notes |
| 76 | ||
| 470 | Disputed; depends on the resolution of various territorial conflicts between Bhutan and China | |
| 3488 | Disputed; in three sections, separated by Nepal and Bhutan depends on the resolution of territorial conflicts between India and China, and between India and Pakistan | |
| 1,533 | ||
| 858 | ||
| 423 | ||
| 4,677 | Disputed | |
| 2,185 | Disputed | |
| 1,440 | ||
| 1,416 | Depends on the resolution of the territorial conflict between China and North Korea over Mount Paektu and Jiandao | |
| 524 | Depends on the resolution of territorial conflicts between India and Pakistan | |
| 3,645 | In two sections, separated by Mongolia | |
| 414 | ||
| 1,283 |