伴你久9爱你久9
[bàn nĭ jiŭ 9 ài nĭ jiŭ 9]
Translates as 'I'll accompany you long 9, love you long 9', where number 9 might phonetically stand for 'everlasting'. It expresses a wish for everlasting companionship and love with someone. Number usage adds charm to the sentiment expressed.