The crown must be straight, the socks must be tied, the shoes must be important, and the crown clothing must be positioned to avoid pollution.

Clothes are expensive, but cleanliness is not. China calls home.

Take your time, stand up straight, bow deeply, be respectful, don't practice the threshold, don't limp, don't lean on the table, don't shake your moustache.

Open the curtain slowly, don't make any noise, turn away, don't touch the edge, hold the virtual device, such as holding the surplus into the virtual room, if someone

Don't be too busy to make mistakes, don't be afraid of difficulties, and don't be too careless-disciple rules