SEOUL, March 18 : Advanced Micro Devices CEO Lisa Su is set to visit Samsung Electronics' chip production site in Pyeongtaek, South Korea on Wednesday, where she will tour production lines and discuss expanding cooperation beyond memory into foundry manufacturing, a source with knowledge of the trip said. Su is expected to meet chip executives, including Samsung's chip division chief Jun Young-hyun and Foundry Business head Han Jin-man during the visit, said the source, who declined to be named