[1] From 1915 to 1916, he served as a student assistant in the Sacramento Regional Societies which was under the North American General Assembly of the KNA.

[2] In May 1920, he became the commissioner of the Princeton District and provided financial support for the Independent Newspaper of the newly formed Provisional Government of the Republic of Korea.

[3] He also collected donations for the North American General Assembly[4] and served as a recruiting committee member for the Princeton region for the relief of Korean and Chinese-Korean Families.

[6] While working for the KNA, he helped establish the Willows Korean Aviation School in Glenn County, CA.

[9] He continued his work in the KNA until 1927, when he suffered fatal injuries to the head from a plane crash.