Apparently no other records from continental parts of PR China, but according to the KFBG guys a juvenile entered a house in farmland near Yinggeling, Hainan Island on 11 Nov 2012 and was photographed and released.
Elsewhere in the region, up to six records from Taiwan (Apr-June, Aug-Sep, Nov) were reported to OBC or are listed in The Avifauna of Taiwan.