A turquoise seal and its stamp from the pre-Qin period (before 221 BC), with two characters zhong xin ("loyalty" and "trustworthiness"). [Photo provided to China Daily] Cultural icon used to mark ...
[Photo provided to China Daily] In the two-volume book, Infinite Worlds in a Square Inch, a total of 368 pieces of original materials, including seals made of bronze, gold, silver and jade ...