NASDAQ 100 Index: The stock market index composed of NASDAQ 100, the largest local and international non-financial listed companies, is calculated on the basis of market value weighting according to the corresponding index compilation rules, reflecting the trend of the overall NASDAQ market or American high-tech stocks.
CircuitBreaker: Also known as automatic stop mechanism, it refers to the measures taken by the exchange to suspend trading to control risks when the stock index fluctuation reaches the specified fuse point.