During one such attack in 1941 Ma Bufang sent Chinese Hui troops to destroy Sekar Gompa monastery , killing their highest ranking Lama and 300 tapas .
Ma and his army exterminated many Ngolok Tibetans in northeastern and eastern Qinghai , and also destroyed Tibetan Buddhist temples .
During one such attack in 1941 Ma Bufang sent Chinese Hui troops to destroy Sekar Gompa monastery , killing Ngolok Tibetans ' highest ranking Lama and 300 tapas .
Ma and his army exterminated many Ngolok Tibetans in northeastern and eastern Qinghai , and also destroyed Tibetan Buddhist temples .