Taipei: The Taiwan Stock Exchange's main index opened up 130.95 points at 21,921.24 on Tuesday with a turnover of NT$5.64 billion (US$188.43 million).According to Focus Taiwan, this increase reflects a positive start for the stock market in Taiwan as investors engaged actively in trading. The opening figures indicate a robust market performance, driven by the current economic conditions and investor sentiment.The upward movement in the index suggests favorable market conditions and a healthy appetite for trading among investors, contributing to the substantial turnover observed at the start of trading. Market analysts will be closely monitoring these developments to assess the implications for the broader economic landscape.