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[It is reported that SK Hynix's HBM4 yield rate has exceeded 70%] "Science and Technology Innovation Board Daily" reported on the 12th that it was reported that SK Hynix's HBM4 yield rate has recently exceeded 70%. However, SK Hynix has not officially announced specific yield data. The industry attaches great importance to the fact that the HBM4 yield rate exceeds 70%. The yield rate refers to the ratio of the number of qualified products to the total output; under the same calculation standard, the yield rate increases from 60% to 70%, which means that with the same production input, the output of qualified products increases by approximately 16.7%. (ChosunBiz)
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