Neighbouring countries

With a land boundary exceeding 20,000 kilometers in length, china is bordered by 12 countries; Korea in the east; Vietnam, Laos and Burma in the south; India, Bhutan, Shikkim, Nepal, Pakisthan and Afghanistan in the southwest and west the soviet union in the northwest and the people's Republic of Mongolia in the north it it faces Japan to the east across the east china sea and the Philippines, Brunei, Malaysia and Indonesia to the Southeast and south across the south china sea.
china has concluded boundary treaties or protocols thus salving specific boundary problems left over by history- with Buena Nepal Mongolia Pakistan and Afghanistan.