“哈韩族hā hán zú” refers to young people who love Korean pop songs, Korean TV dramas or Korean fashion.
“哈hā”can be understand as to follow the tide of…
Dàxuéshēng lǐ yǒu xiāngdāng yìpī hāhánzú, kuángrè de zhuīpěng Hánguó liúxíng de yǐngshìjù míngxīng jíqí chuānzhuó dǎbàn.
大学生里有相当一批哈韩族，狂热地追捧韩国流行的影视剧明星及其穿着打扮。 
There are quite a number of college students who are crazy about TV dramas, movie stars and fashion popular in South Korea.