The extent to which they differed is based around their business patters.
Explanation:
East Asia had been developed for a long time and did grow leaps and bounds in the time given in a rather explosive fashion.
The nations of Japan and Korea were not trading out so much but had developed sophisticated societies while China was in the middle of a burgeoning trade.
The Chinese were the prime center of the silk road and had been prospering for the innovation in their time as well as their use of technology.
