Member since May 2019

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Qi Guo

Posted Date : 05-10-2019
Critique for Feedback for Tinted sunglass semi finished lenses
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Qi Guo

Posted Date : 25-02-2020
Remark for Feedback for BK7 Windows
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Qi Guo

Posted Date : 11-01-2019
Critique for Feedback for sell optics components