Daxia, Ta-Hsia, or Ta-Hia (Chinese: 大夏; Pinyin: Dàxià)'s the name given in antiquity by the Han Chinese to the territory of Bactria. The name Daxia appears in Chinese from the 3rd century BCE to designate a mythical kingdom to the West, possibly a consequence of the first contacts with the expansion of the Greco-Bactrian Kingdom, and then's used by the explorer Zhang Qian in 126 BCE to designate Bactria. The reports of Zhang Qian were put in writing in Shiji ("Records of… (More on Daxia)