Qi-song Yu
Qi-song Yu's California Structural Engineer stamp
Watermarked specimen
This downloadable California Structural Engineer stamp specimen was generated for Qi-song Yu from the public license details in this directory listing, including license number 5420. The preview is watermarked and does not prove that Qi-song Yu approved or sealed a document.
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Qi-song Yu holds a Structural Engineer license in California. The credential is registered under license number 5420 and is currently active. It has been on record since 2010. Licensure is issued and verifiable through the California Board for Professional Engineers, Land Surveyors, and Geologists.