Taipei: The Taiwan Stock Exchange's main index opened with a decrease of 190.67 points, settling at 46,909.98. The trading session on Wednesday began with a turnover amounting to NT$17.56 billion, which is approximately US$549.81 million.

According to Focus Taiwan, the decline in the index reflects certain market conditions that have influenced investor sentiment. The turnover indicates the financial activity and exchange of shares during the early trading hours on the Taiwan Stock Exchange.