Updated on 22 Apr 2018: XIAO Ruichen (XX) is an artist born in XX The oldest auction result ever registered on the website for an artwork by this artist is a drawing-watercolor sold in 2015, at Shanghai DuoYunXuan auction, and the most recent auction result is a drawing-watercolor sold in 2015. Artprice.com's price levels for this artist are based on 1 auction results. Especially: drawing-watercolor.