Why Pearson came with these two people?

That was obviously on account of Pearson's "professionalism". He noticed that although 10 membership cards had been sold, only nine members were coming here recently. So he inquired and learned that Wang Qiang had three cards, one of which belonged to his granddaughter or grandson who came here for dinner occasionally.

Pearson, therefore, came up with a new idea. After importuning, he succeeded in persuading Wang Qiang to ...