今年6月中旬,A股出现暴跌走势。其中在6月15日到19日的这个交易周里,上证指数暴跌了近700点,周跌幅达到13.32%,创近7年来最大单周跌幅。尤其是6月19日,上证指数暴跌6.42%,超过千余只非ST类股票被打压在了跌停板的位置上。放眼中外股市的历史,牛市中出现暴跌也是很正常的现象。比如A股上一轮牛市行情,就有著名的“5·30”暴跌。而即便是美国的这波牛市,从2009年3月至今已牛了6年之久,这期间的暴跌同样并不少见。如 In mid-June this year, A shares plunged trend. Among the trading week from June 15 to June 19, the Shanghai Composite Index plunged nearly 700 points and the weekly decline reached 13.32%, the largest one-week decline in nearly seven years. Especially on June 19, the Shanghai Composite Index plunged 6.42%, over a thousand non-ST stocks were suppressed in the position of daily limit. Looking at the history of Chinese and foreign stock markets, a sharp fall in the bull market is also a normal phenomenon. For example, A shares last bull market, there is a famous “5.30 ” plunge. Even the U.S. bull market, which has been cow for six years since March 2009, is not uncommon. Such as