简介:Salt and iron, tea, cloth, Chinese medicine, that's all. Liaodong has more or less local production, and with the gap in Korea, it is difficult for the Ming Dynasty to use these things to block the Jianlu, so what makes Zhu Cixiang most angry is actually There were two items: one was food, and the other was sulfur and saltpeter, the necessities for making gunpowder.