1, speaks Mandarin well and has "bosom friends" all over China. Speak Mandarin well and make friends all over the world.

2. Speak Mandarin and be an upright China person!

3. Speak Mandarin and welcome guests from all over the world; Send a true feeling in civilized language.

4. Putonghua-a bridge for human communication; Mandarin-the crystallization of human wisdom.

5. There are 56 flowers of 56 nationalities and 56 languages in one sentence: Please speak Mandarin. The communication between you, me and him depends entirely on Mandarin.

6, manage your language, regardless of you, me and him; Speak Mandarin well * * * Love a home.

7. Promoting Putonghua depends on you, me and everyone. You are not afraid to speak Mandarin well and travel all over China.

8. I said, you said, everyone said, Mandarin is our song.

9. Speak standard Mandarin and be a civilized China person.

10, a person speaks Mandarin, and Chinese virtue depends on everyone.

1 1. Speaking Mandarin is sweeter than smiling.

12, the Chinese nation is United, United as one, one language.

13, you and I both speak Mandarin and are like brothers.

14, Putonghua is promoted nationwide, and the world sees China.

15, Putonghua is popularized in China, and national unity promotes China.