Wisconsin
Department of Safety and Professional Services
Chang, Chyi-Shan
Professional Engineer
License number
13066-6
Date granted
09/08/1972
Date expires
07/31/1988
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12575452
LAST UPDATED 2026-04-27 16:09:48 UTC
LAST UPDATED 2026-04-27 16:09:48 UTC
This website is unaffiliated with the Department of Safety and Professional Services. Please verify all information directly with the relevant official government authority.