没有强技术壁垒 我保留意见啊

https://www.reuters.com/world/asia-pacific/south-korea-charges-10-over-alleged-chip-technology-leak-chinas-cxmt-2025-12-26/

It is commodity because it is standardized so they can interchange. Good or bad for the standardized approach. 

A few years development for a few k engineers to develop one generation of product. 

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