"Samples are out!"

"Purity 11N!"

At ten o'clock in the morning on September 20th, Mu Yang was reading materials in his office when he suddenly received news from the silicon factory (fab), and his face that had been staring at the materials without any waves was full of joy.

Semiconductor silicon wafers suitable for the integrated circuit industry have extremely high requirements on product quality, and the purity must reach 99.9999999% (nine nines, referred to as 9N). The most advanced technology requires

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