He was born in Kathmandu to a merchant family , and took over the ancestral shop in Lhasa after his father 's death in 1935 .
Karuna Ratna spent 17 years in Lhasa , from 1935 - 1946 and 1949 - 1954 .
Karuna Ratna was born in Kathmandu to a merchant family , and took over the ancestral shop in Lhasa after Karuna Ratna 's father 's death in 1935 .
Karuna Ratna spent 17 years in Lhasa , from 1935 - 1946 and 1949 - 1954 .