Express confusion, etc. Ye Wan's drinking milk tea is used to express a confused, helpless, dull or boring mood, and he can express his feelings about a situation or topic on social media, chat software and other platforms. Ye Wan's expression pack for drinking milk tea refers to an expression pack derived from the Japanese anime Excalibur, in which Ye Wan's expression is dull while drinking milk tea, which is widely used by netizens and re-created.