Company certificate

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  Huakai 0.76 Building PVB Inspection Report for 2025

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  PVB Film Inspection Report (Automotive Grade) Chinese version

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  PVB Film Inspection Report (Automotive Grade)

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  Test report of polyvinyl alcohol plastic butaldehyde PVB intermediate film for laminated glass

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  PVB film laminated glass inspection report

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  SGP trademark registration