What about YMTC?
Tiny market share compared to top 4, but also looking to expand into HBM in collaboration with CXMT
https://chipletsummit.com/proceeding_files/a0qVV0000032cp3/2...
Tiny market share compared to top 4, but also looking to expand into HBM in collaboration with CXMT
https://chipletsummit.com/proceeding_files/a0qVV0000032cp3/2...