Samsung reshuffled its managerial hierarchy yesterday, promoting Kwon Oh Hyun, head of its DRAM operations, to vice chairman. Kwon, who successfully steered Samsung through an industry-wide price slump last quarter, will continue to head up the company's chip and LCD divisions, while working alongside Jung Yeon Joo -- the former CEO of Samsung C&T Corporation who was also promoted to vice chairman. The restoration of this "
