TAIPEI : TSMC's new U.S. plant is unlikely to get the most advanced chip technology before factories in Taiwan due to complex compliance issues, local construction regulations and various permitting requirements, the Taiwanese company's CEO said. Taiwan Semiconductor Manufacturing Co CEO and Chairman C.C. Wei said building the new factory in Arizona has taken at least twice as long as in Taiwan, in comments detailing specific challenges for the U.S. as it seeks to rebuild its domestic chip