The place where the castle is located is known as Gsum (松) in Tibetan, ge (格) is a modal particle.
A shrine dedicated to King Gesar and his thirty generals is located at the centre of the castle.
The excavation yielded numerous mani stones inscribed with Sanskrit mantras dating back to the 11th and 12th centuries.
[1] According to the local tradition, the Gsumge Mani Stone Castle dates back to the time of the legendary King Gesar.
In the 18th century, the stupa and mani stone piles were discovered by Pema Rinchen (白馬仁欽), founder of the Pukang Temple (菩康寺 or 普康寺) at Sêrxü.