Shu Sutie is Mifei's running script. In which dynasty was Mi Fei a calligrapher?

Mi Fei (105 1 year-1107) calls himself Qian, Bi and Fu. Painter of Northern Song Dynasty, one of Song Sijia people. He used to be a school book lang, a doctor of calligraphy and painting, and a foreign minister of the Ministry of Rites. Originally from Shanxi, he moved to Xiangyang, Hubei, and then settled in Runzhou (now Zhenjiang, Jiangsu). Calligraphy and painting are unique, dead wood and bamboo stones, and landscape paintings are unique in style. He is also quite accomplished in calligraphy. He is good at seal script, official script, regular script, running script and cursive script. And he is good at copying ancient calligraphy, reaching a chaotic level.