Yiwu Ancient Town is located in Mengla County, Xishuangbanna. It is the main source of traditional Pu'er tea in China. The area of tea garden and the output of tea are the first of the six ancient tea mountains. The climate here is warm and conducive to the growth of Pu'er tea. The famous tea horse ancient road starting point, Yiwu is one of the six tea mountains, the so-called ancient town has no relics.