Shanghai stocks rise; Seoul shares tumble By: MarketWatch November 11, 2010 at 05:59 AM EST Asian markets end mixed, with stocks in South Korea selling off on an expiry in the options market, and on a sharp fall in Cisco’s after-hours trading. Read More >> Related Stocks: China Petroleum & Chemical Corp ADR Cisco Systems Industrial & Com ADR Nikon Corp ADR PetroChina Samsung Electronics Ltd Tencent Holdings ADR Toyota Motor Corp Ltd Ord ADR