Therefore, regarding the huge profits of ocean trade, the top management of Daming is very clear.

Zhu Di was very aware of the resistance to lifting the sea ban, not only from Zhu Yuanzhang's ancestral precepts, but more importantly, the imperial court was worried that overseas trade would drive farmers away from the land, which would cause social instability in Ming Dynasty.

To put it bluntly, the first thing that will be lost when the sea ban is lifted is the interests of the gentry class in Ming Dynasty, whose representatives are civil servants.