[texas booster]

From a different article, that had an additional paragraph about the originating ports:

They divided the shipwreck pottery into groups and found matches among those groups to kiln complexes in Jingdezhen, Dehua, Shimuling, Huajiashan and Minqing, near the port of Fuzhou.

In fact, their findings suggest that the ship's port of departure was Fuzhou — where most of the shipwreck's pottery originated — and it likely later sailed to Quanzhou to take on porcelain from other kiln complexes, the scientists reported.

[SunkenCiv]

Thanks texas booster.

• Abacus: Mystery Of The Bead -- The Bead Unbaffled

  Some people believe that the Roman abacus, which pre-dates the Chinese suan-pan, was introduced into China early in the Christian era by trading merchants.