An emperor of China, intrigued by the sparkling imitation jades and colorful eye-beads which had been brought into China for centuries by Western traders, upon learning that the exotic artifacts were man-made in a furnace, requested that this strange material be produced within his realm. A glassmaking facility was obligingly built and operated by some foreigners to the great delight of the Chinese court. Thus, it was said, was glassmaking introduced into China.
There are numerous Chinese literary works concerning this event, among which the most commonly quoted version is a historical work of the fifth century, the Pei-shih, in which it is related that, during the reign of Emperor Tai Wu, traders from the West came to his capital and stated that they could produce stones of any color for the emperor by melting together certain minerals. They were given leave to obtain the minerals from the near-by hills. They did so and were successful in producing glassware even superior to that which had previously arrived from the West.
The story is not without merit, reported the scholar Herada Yo****o in his study, Ancient Glass in the History of Cultural Exchange, The tradition has it that certain Western traders boasted that they could produce liu-li, "glass," in five colors, that is, they could duplicate five different precious stones by fusing together locally available minerals, and that, challenged to do so, they proceeded to perform the process so perfectly that the resultant gems were indeed of far greater beauty than was the imported variety...