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Patent：2026 Frame bonding structure between image display screen and protective cover platePatent：2025 Transparent heating filmPatent：2024 Method for forming large touch sensing pattern by joint connectionCertification：ISO 14001（Universal Certification Services Inc.）Certification：ISO 45001（Universal Certification Services Inc.）Certification：ISO 9001（AFNOR International Certification (Taiwan)）Company website：https://www.yfo.com.tw/index_tw.phpPhone：03-4833665Main product：Optoelectronic materials & components

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