Up the valley from Yan Feng Tuo Dong, 150m from the path, the shaft is located in trees on the east side of 'forgotten valley
From the surface a 5m diameter shaft drops down 15m. At the bottom a hole leads into series of small well decorated chambers with a squeeze into the last chamber. Some low, squalid crawls were pushed to conclusion.
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Cette grotte a été identifiée ou explorée au minimum par cette (ces) expédition (s) :