Technical Breakthrough Achieved in 70-Layer+ PCB Backplane Technology for Supercomputing Applications
April 9, 2026 — A significant technological milestone has been reached in the development of high-layer count printed circuit board backplanes, with successful research and validation of 70-layer+ midplane and orthogonal backplane PCBs for next-generation AI supercomputers. Independent technical testing institutions confirmed that the newly developed PCB backplanes achieve an exceptional layer-to-layer alignment precision of [...]