Updated on 16 Aug 2018: QIAO Zi (1920-2002) is an artist born in 1920 The oldest auction result ever registered on the website for an artwork by this artist is a drawing-watercolor sold in 2016, at Poly International Auction Co.,Ltd, and the most recent auction result is a drawing-watercolor sold in 2016. Artprice.com's price levels for this artist are based on 1 auction results. Especially: drawing-watercolor.