Zheng Banqiao (after) ( 1693 - 1765 ) was a Chinese painter. Zheng Banqiao (after) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 300 USD for CALLIGRAPHY in 2008 to 1300 USD for BAMBOO in 2010 , based on the size and medium of the artwork.