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Acosmeryx sericeus
Two small orange color dots on the wing. About 70mm wingspan.
The link is from Hong Kong, but it is also found in Nepal and Bhutan:
http://www.flickr.com/photos/17487183@N0...
http://www.cate-sphingidae.org/taxonomy/...
I certainly not let you high and dry with just a "no"...
Here is the ID:
Sphingidae, Macroglossinae, Acosmeryx sericeus.