Ql is the abbreviation of "lovers" and fq is the abbreviation of "making friends without lovers".

In Mo Mo, ql is the abbreviation of "lover", which is usually used to describe that the relationship between two people has entered the stage of love. Fq dating is the abbreviation of "non-lover dating", which means looking for friends who don't love each other, such as single friends or same-sex friends. So Momo ql and fq have different meanings of making friends.