How did isolationism affect china during the ming dynasty?

Isolationism led to the overthrow do the Ming dynasty

It helped because Chinese were able to focus on improving the dynasty and defending themselves. It hurt, since the Chinese government was focusing on improvements, Zheng was held back and the Europeans explored all they wanted with no contest. Over the next centuries Europeans had huge power.

Iwould like a photo instead of all this and you can’t just go out asking for a paragraph thinking someone will be like oh yeah here it is