(Ho) Chong Dink, also known as Ho John Sing, was born at 290 Alder Street, in Portland, Oregon about 1877. His father, Ho Wing Sing, worked for the firm of Gum Wa Yuen on Washington Street. In May 1900 Chong Dink obtained a membership certificate from the American Born Chinese Association using the name Ho John Sing. The certificate was signed by Lam John, secretary and Seid Back Jr., president.

Chong Dink lived in Astoria, Oregon in 1894 and moved to St. Louis, Missouri about 1904. He was a merchant for the Oriental Tea & Mercantile Co. in 1927

Information not included in the file: Seid Back, Jr. graduated from the University of Oregon in 1907 and is the first known Chinese American admitted to practice law in Oregon.

For more information on Seid Back, Jr. go to: http://www.rootsweb.ancestry.com/~ormultno/People/BenchandBar/b-be.htm and   https://storywall.osbar.org/1900-1959/