TOKYO (AP) — South Korea’s Kospi share index dropped 8% on Wednesday on prolonged selling of chipmaking shares. The latest rout was led by a plunge in shares in chipmaker SK Hynix after its operating profit in the last quarter fell short of analysts’ forecasts even though it soared sixfold to a record 60.5 trillion won ($41.2 billion). By midday in Seoul, the Kospi was down 8% at 5,547.77. SK Hynix sank 12.6% while shares in Samsung Electronics dropped 8%.Other Asian markets also mostly declined. In Tokyo, the Nikkei 225 lost 1.1%, while Taiwan’s Taiex shed 3.6%. The Shanghai Composite index fell 0.5%.