A Qianlong doucai dish of this pattern was included in the exhibition Ch'ing Porcelain from the Wah Kwong Collection, The Chinese University of Hong Kong, Hong Kong, 1973, cat. no. 92. Compare another dish of this design, also from the collection of Mrs. Yau Tong Hak, sold in these rooms, 14th March 2017, lot 524. Dishes of this type and period have also sold in our London rooms, 1st-2nd April 1974, lot 324; in our Hong Kong rooms, 13th May 1976, lot 337, and 24th May 1978, lot 243; and at Christie's Hong Kong, 28th April 1997, lot 747.