South Korea's No. 2 chipmaker SK hynix Inc. said Wednesday it plans to spin off its foundry business in order to beef up its competitiveness in this sector.The announcement was made through a regulatory filing under request from the main bourse operator Korea Exchange last month. (Yonhap)SK hynix said it has decided to hand over the business to its subsidiary.The deal will be completed on June 30 with the price estim...