- 海内外 hǎinèiwài at home and abroaddomestic and international; inside and outside the country; all over the world
- 海内无双 hǎinèiwúshuāng unrivaledunrivaled in the world; peerless; unequaled in the whole country
- 海内存知己,天涯若比邻 hǎinèicúnzhījǐtiānyáruòbǐlín bosom friends make distance disappearFamous poetic line meaning as long as one has a true friend within the world, even the farthest corners of the earth feel like home; used to express that deep friendship transcends physical distance.