"If you're hoping to spot a unicorn piece at a thrift store, understanding fabrication techniques is essential," a certified appraiser told Newsweek.

For many centuries China held the secret to making ... NOVA: Is it true that porcelain made for export didn't have reign marks and other types of marks? Wu: In general, yes, because export ...

Because porcelain production originated in China, Europeans and Americans ... It features photographs of the marks and information about the manufacturers. While most fine china features ...

This has been made in China from incorrect material with a fake mark added to the base to make ... while many of the modern fakes are made from porcelain. There are two major differences between ...

in the city of Jingdezhen, which is where this porcelain was made for the emperor of China and members of his ... but not necessarily with the official mark underneath... GUEST: Mm-hmm.