
TAIPEI -- Semiconductor Manufacturing International Co., China's top contract chipmaker, became the country's most valuable domestically listed tech stock on Thursday after its shares surged on their first day of trading on the Shanghai STAR market, the Chinese version of Nasdaq.
When the opening bell rang at 9:30 a.m., shares of Beijing-backed SMIC began trading at 95 yuan, about 245% higher than its offering price of 27.46 yuan. It is the biggest share offering in mainland China in 10 years.