Chang Dai-chien or Zhang Daqian (Chinese: 張大千; Wade–Giles: Chang Ta-ch'ien; 10 May 1899 – 2 April 1983) was one of the best-known and most prodigious Chinese artists of the twentieth century. Originally known as a guohua (traditionalist) painter, by the 1960s he was also renowned as a modern impressionist and expressionist painter. In addition, he is regarded as one of the most gifted master forgers of the twentieth century.

https://en.wikipedia.org/wiki/Chang_Dai-chien