徐世昌
He returned to China in 1907. After that he successively held the positions of Director of the Department for Military Affairs (), Military Counselor to the office for the Viceroy of Three Northeast Provinces (on that time, the Viceroy was Xu Shichang), Commander of the 1st Brigade of the Jilin Army () and Councilor to the Training Office of the Jilin. From 1909 he visited the Empire of Russia and the United States as a military attaché.