A postcard on terracotta army (兵马俑) inside Mausoleum of the First Qin Emperor, a UNESCO World Heritage Site. This mausoleum is located in Xi'an, Shaanxi Province (陜西西安). Thanks Jessica_Hsu again.
Three different 150 Fen stamps were used. These included a setenant pair roses stamps (1997-17, 2-1 and 2-2) and waterway stamp (1998-27, 3-3). They were, however, not cancelled.