[South Korea's Composite Stock Index Breaks 8,000 Points for the First Time, Surges 90% This Year] Reported by Jinse Finance, on May 15, South Korea's KOSPI index broke through the 8,000-point mark for the first time on Friday, just over a week after reaching 7,000 points on May 6. The index opened lower but quickly rebounded, rising as much as 0.38% to 8,014.44 points. Driven by an AI-fueled rally, South Korea's KOSPI index has become the world's best-performing stock index, surging 90% so far this year after a 76% increase last year. (Jin10)