Vimicro International (NASDAQ: VIMC) shares jumped 28.3% to $11.73 after the company announced a $12.4-million contract win in Taiyuan City of Shanxi Province. The company's joint venture, Shanxi Zhongtianxin Science and Technology Co, secured a $65-million revolving line of credit. Share volume was 257,000, more than doubling an all-day average of 116,000
