2. Speak Mandarin well for your convenience; If you speak Mandarin well, you are not afraid to travel around China.

3. Eyes are the windows to the soul. In order to protect your soul, please install glass on your window. (glasses advertisement)

3. Don't take anything away except photos; There was nothing left but footprints. (Travel advertisement)

4. A good word makes three winters warm, and a bad word hurts, but it is still cold in June.

5. If there are no stars shining in the sky, she will be dim; Without the help of the warmth of the world, she would rustle and fall down. Love the elderly and children as yourself!

6. Go out happily and go home safely.