Auction introduction: This season, the Sotheby’s Hong Kong Fine Classical Chinese Paintings auction will offer a rich array of works, from antique classics to excellent examples of Ming and Qing artistry. Lots will include Hermits among Woods and Spring attributed to Li Tang, Dong Bangda’s Bamboo Grove in Light Drizzle and Jiang Tingxi’s An Imperial manual of Birds recorded in Collected Treasures of the Stony Moat (Shiqu baoji), and Wang Yuanqi’s Landscape in four seasons and Letters dedicated to Zhang Xianyi.