1) Express your position in one sentence and tell the other party what I can offer you. This sentence should be as simple as possible, no more than 30 words. This sentence must be valuable to users.

2) this sentence should be easy to understand, even if it is not white.

3) Be sure to finish this sentence, don't say half and don't say the other half.

4) It must be differentiated and different from peers.

5) The expression should not be too dull, but must be humorous and interesting to attract users!