TradingKey – On August 11, South Korean stocks extended their rebound, with the Korea Composite Stock Price Index (KOSPI) closing up 0.73% at 6,345.53. Japanese stocks were closed for the “Mountain Day” public holiday, with trading suspended for the day.

Source: TradingView

Samsung Electronics emerged as a market highlight, closing up 4.13% at 239,500 won (about $169); SK Hynix gained 0.35% to close at 1,425,000 won.

On the news front, SK Hynix is accelerating research and development of next-generation DRAM production technology. According to South Korean media reports, the company is advancing extreme ultraviolet (EUV) technology upgrades and has begun introducing new materials such as phase shift masks (PSM) to further improve EUV…