To access TOU Shanman's auction records, you need to log in and have a subscription.
See an example
Auction results for TOU Shanman in Drawing-Watercolor
Lot # 13029
Lot # 8036
Drawing-Watercolor, Ink/paper, 39 3/4 x 13 3/4 in101 x 35 cm
2015
Taiwan, Republic of China
Lot # 928
Drawing-Watercolor, Ink/paper, 56 3/4 x 15 3/8 in144 x 39 cm
2014
China