signed and titled in Chinese, dated 1991, framed

Private Collection, China
Ceng Xuan, Beijing, 23 December, 2009, lot 0885

Fine Art Document-China's Post- Concrete Album, Hubei Fine Art Publishing House, Hubei, China, 1994, p.22
Style and Technic Study of Ten Contemporary Oil Painters, Fujian, Fujian Fine Art Publishing House, Fujian, China, April, 1997, p.93 
Wei Ershen Oil Painting Works, Orchard Gallery, Singapore, Cover and p.14

"In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."