For some sixteen centuries, about eight times the length of the period since the onset of England’s Industrial Revolution, China was the source of an astonishing outpouring of inventions that included a vast variety of prospectively valuable novelties as diverse as printing, the blast furnace, the spinning wheel, the wheelbarrow, and playing cards, in addition to the more widely recognized gunpowder and compass.
Tremors in the Web of Trade: Complexity, Connectivity and Criticality in the Mid-Eighth Century Eurasian World
Inter-religious Debate at the Court of the Early Tang: An Introduction to Daoxuan’s Ji gujin Fo Dao lunheng
In general, before the 1980′s, most scholars treated these finds as evidences for the frequent connection between Byzantine and China, which could be further associated with the seven-times visits of Fulin (Rum) emissaries recorded in Tang literature. However, after the 1980′s, more and more researchers tended to take these gold coins as a result of prosperous international trade along silk road.