C143 The worm of a hundred feet dies without breaking down

Zhu Zeyao talked about the Yan Nation, which caused Chen Ling to attach great importance to it. He wanted to see how much this scholar knew about the Yan Nation, and through his words, he could put all of Chen Ling's knowledge on the table, because the historical knowledge that he had learned in his previous life was written by many historians over 2000 years