Hi guys right now i am working on my product ( a fully upgradeable all in one ) its still in concept stages i am starting my research and want to know if any one of you guys know about any brand that can build custom motherboard and a brand that cam supply touchscreen panels ( preferably hdr ) and some custom graphics cards ( something like sxm2 or graphics card with a much smaller pcb ) so i can make the graphics card also upgradeable ???