green-glazed porcelain vase with intertwining peonies. Longquan ware. Yuan dynasty 1206-1368, Inner Mongolia (sftrajan) Tags: china ceramics beijing muse vase museo   porcelain peking chineseart bijng   yuandynasty nationalmuseumofchina  chineseceramics  longquanware zhnggugujibwgun chinesischesnationalmuseum musenationaldechine  