I think it is Erythrorchis altissima (Orchidaceae)
Pankaj Kumar, Ph.D.
IUCN-SSC Orchid Specialist Group Asia
32, 2nd Floor, Shui Wo Tsuen, Lam Tsuen,
Lam Kam Road, Tai Po, New Territories, Hong Kong S.A.R., China
email: sahani...@gmail.com
Phone: +852
9436 6251 (mobile)
Pankaj Kumar MSc, PhD, FLS
IUCN-SSC Orchid Specialist Group Asia
Lam Tsuen, Tai Po, New Territories, Hong Kong S.A.R., P.R. China
email: sahani...@gmail.com; pku...@kfbg.org