Two of this military version of the Fairchild KR-34 were sold to the warlord generals Liu Wenhui and Liu Xiang in Szechwan Province.
According to Mosher's book, Journey to the Forbidden China, he had a travel permit signed by the proper authority (Section Chief Liu of the Canton Public Security Office) to go into the "forbidden area" of Kweichow (Guizhou) because it was en route to his destination of Szechwan (Sichuan).
Ray (2005) holds that the first documented dissemination of Ch'an to Tibet, chronicled in what has become known as the Statements of the Sba Family, occurred in c761CE when Trisong Detsen sent a party to the I-chou region to receive teachings of Reverend Kim Kim Hwasang, a Korean Ch'an master, whom they encountered in Szechwan.