你五毛我五毛咱俩凑一块
[nĭ wŭ máo wŏ wŭ máo zán liăng còu yī kuài]
'You put up 50 cents and I put up 50 cents, let's make a dollar together.' A lighthearted way for people online to suggest working or joining together, often used humorously or ironically. This idiom expresses unity or partnership from separate contributions.