SIMMTECH Co., Ltd. develops and manufactures high-layer printed circuit boards (PCBs) for semiconductors worldwide. Its products include solid state drive module PCBs for notebooks, desktops, and servers; memory module PCBs such as DIMM, small outline DIMM, and registered DIMM for desktops, notebooks, workstations, and servers; multi-layer module PCBs for servers and supercomputers; and automotive boards for engine control units, connectivity boards, and ADAS. The company also provides semiconductor package substrates, including board on chip for PC, server, and CXL memory module DRAM; wire bond chip scale packages for mobile memory; and flip chip chip scale packages for graphics cards, game consoles, and automotive graphics DRAM. Founded in 1987, SIMMTECH is headquartered in Cheongju-si, South Korea.