Walking in the street, pull over Zhang San and ask, why is your surname Zhang?

Zhang San definitely answered, because my father's surname is Zhang.

pull Wang Wu over and ask the same question again. It must be the same answer.

Only when some bored journalists do street interviews and ask the vegetable saleswoman, you're lucky.

The aunt would fan over with a big mouth and shout, "The old lady is not Erkang, I don't surname Fu!"

From this point of view, why did Li Nan have his surname Li?

This is not a problem at all.

Because his father's surname is Li Zao.

But who's his father?

Neither Li...