Décadence Mandchoue

Décadence Mandchoue: The China Memoirs of Sir Edmund Trelawny Backhouse is a memoir by Sir Edmund Backhouse, 2nd Baronet. It was first published in an abridged form in Hong Kong in 2011, by Earnshaw Books. There was later an abridged version published, as Manchu Decadence: The China Memoirs of Sir Edmund Trelawny Backhouse, Abridged and Unexpurgated. There was also a Chinese translation, published in Hong Kong by New Century Press.

It was prepared for publication by Derek Sandhaus. Because of the uncertainty of the work's veracity, Sandhaus stated that he was not sure on how to categorize the book.