TOKYO--(BUSINESS WIRE)--OKI Printed Circuits, an OKI Group company responsible for OKI’s printed circuit boards business, recently succeeded in the world’s-first development of design and mass-production technology for super multi-layer printed circuit boards realizing 102 layers, significantly expanding from past limitation, with a diameter of 480 mm and a thickness of 6.8 mm. Mass-production of probe cards using this state-of-the-art technology used to test wafers for the latest DRAMs and NAN
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