Taipei: The Taiwan Stock Exchange's main index opened up 108.79 points at 46,234.70 Wednesday on turnover of NT$19.20 billion (US$602.67 million). According to Focus Taiwan, this positive start indicates a robust investor sentiment as trading commenced for the day. The substantial turnover reflects active participation in the market, suggesting confidence in Taiwan's economic outlook. The opening figures set a promising tone for the trading session, with investors keeping a close watch on further developments throughout the day.