Mr. Yih studied at the Anglo-Chinese College, Fuzhou in 1897-1899; at Xavier’s College, Shanghai in 1899-1900 and at St. John’s University, Shanghai in 1900-1902.
From 1902 to 1904 Mr. Yih was instructor of the Fuzhou College and interpreter of the Bureau of Foreign Affairs, Fuzhou. He went to America in May 1905 with private support. He studied Agriculture at Cornell University, 1905-1909 and Metallurgy at Michigan College of Mines 1909. He obtained the degree of B. A. S. in 1908 and that of M. A. in. 1909. While in America he was member of Cosmopolitan Club in 1905-1909, Frances Miles Finch Debating Club in 1906-1908.
Mr. Yih returned to China in December 1909. After resting a year he went to Peking and was appointed a member of the Bureau of Terminology in the Ministry of Education. Between 1910 and 1912 he was editor of the Peking Daily News.
From 1911 to 1913 Mr. Yih was director of the Agricultural College, Peking. In 1914 he was appointed Senior Secretary of the Ministry of Foreign Affairs and in 1915 the Second Secretary to the Chinese Legation at Washington.
In the summer of 1918 Mr. Yih was transferred to Vancouver to act as Chinese Consul-General. In January 1919 he was officially appointed to that post.
In February 1921 Mr. Yih was appointed Acting- Consul-General at San Francisco. In December 1922 this appointement was substantiated to him. He was awarded by the Chinese government the Third Class Chiaho and the Third Class Wenfu decorations.