The monastery was constructed in 1716 and is situated on a hilltop, 10 km from Tashiding.
The monastery was built under the leadership of Pedi Wangmo, half-sister of Chogyal Chagdor Namgyal.
The famous painting, Pedi Wangmo, can be found in the Sinon Monastery.
Another famous Sikkimese artwork found in the monastery is a painting of Arhat Nagasena.
The saint's peaceful face is expressed with a minimum of colours and line drawings.