Wisconsin
Department of Safety and Professional Services
Chang, Yuyuen
Professional Engineer
License number
42645-6
Date granted
11/05/2012
Date expires
07/31/2016
Class
Professional Engineer
Status
Active
wisconsinengineering.org
ID 36452304
LAST UPDATED 2026-05-03 01:18:21 UTC
LAST UPDATED 2026-05-03 01:18:21 UTC
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