Pu 'er tea and silver ornaments should be much cheaper to buy in Xishuangbanna than in Kunming, and the cost performance is higher. Because Xishuangbanna is the origin of Pu 'er tea, the Dai people in Xishuangbanna like silverware very much, so there are many kinds and styles of silverware here, and the price is relatively cheap. It is recommended to buy in the country of origin and rich areas, which is more practical and cost-effective.