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弘塑科技股份有限公司

We are the only wet process solution provider in Taiwan which is SEMI SII qualified. ... UBM 蝕刻介紹 Under Bump Metallization (UBM) etching,UBM蝕刻是以凸塊或光阻當作蝕刻遮罩層(Etching mask),然後將未被覆蓋之UBM金屬層作蝕刻去除,以隔離個別凸 ......

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