 He hosted the Lama's Ceremony, to which Mongol princes came from all over Mongolia, and succeeded in increasing his presence.By the late 1920s, the most productive lands in Darkhan Banner had been cultivated by Chinese peasants, and the authorities of Liao-ning Province (renamed from Feng-tien in 1929) were about to launch cultivation projects, dividing the banner's last land into two areas, Hsi-chia-huang and Liao-pei-huang.Realizing that cultivation would push the Mongols in the banner onto the margin of survival, Yangsanjab and other princes and tayiji pressed the government of Liao-ning to stop the projects in 1930.