1. The biggest social obstacle for men in China is that they don't have a chat-up culture. In fact, chatting up is a social way. Kailong Harumi is the first person in Asia to strike up a conversation and kiss, so his video is real, not fake.

Kissing is a human behavior to express love, friendship and respect with lips. In the biological sense, kissing is one of the forms of touch; From the physiological level, romantic kissing may trigger a series of physiological reactions related to parasympathetic nerve excitation, saliva exchange and endocrine reaction; From the emotional point of view, kissing is an act of conveying emotions in a positive relationship background.