[blam]

"Experts at the newly established Italian Studies Center at Lanzhou University in Gansu province are looking into the possibility that some European-looking Chinese in Northwest China are the descendants of a lost army from the Roman Empire. "

There were Caucasians in Gansu Province a 1,000 years before there was a Rome.

In fact, one archaeologist believes that Caucasians are from the Gansu Province region.

[blam]

Genetic testing reveals awkward truth about Xinjiang’s famous mummies (Caucasian)

"The discoveries in the 1980s of the undisturbed 4,000-year-old ”Beauty of Loulan” and the younger 3,000-year-old body of the ”Charchan Man” are legendary in world archaeological circles for the fine state of their preservation and for the wealth of knowledge they bring to modern research."

[SunkenCiv]

That’s probably who invented those great knives, the Caucasians of Gansu.