大興安嶺山脈
The expedition consisted of two parts. In 1934, they explored the Greater Khingan mountains and Bargan plateau in western Manchuria. In 1935, they explored parts of Inner Mongolia: the Gobi Desert, Ordos Desert, and Helan Mountains. The expedition found almost 300 species of xerophytes, collected herbs, conducted archeological studies, and found antique manuscripts of great scientific importance.