1. China Petrochemical Co., Ltd. (600028): At present, the stock has fallen to a historical low, with a drop of more than 20%. The main reason is that the oil price has fallen sharply, which has affected the company's performance and the stock price has also fallen sharply.
2. China Southern Airlines Co., Ltd. (600029): At present, the stock has fallen to a historical low, with a drop of more than 30%. The main reason is that the aviation industry was affected by the COVID-19 epidemic, the number of flights decreased, the company's performance was affected, and the stock price also fell sharply.
3. China CRRC(60 1766): At present, the stock has fallen to a historical low, with a drop of more than 25%, mainly due to the impact of the COVID-19 epidemic, which affected the company's performance and led to a sharp drop in its share price.
4. China Oil and Gas Co., Ltd. (60 1857): At present, the stock has fallen to a historical low, with a drop of more than 20%, mainly due to the sharp drop in oil prices, which has affected the company's performance and its share price has also fallen sharply.
5. China Unicom (600050): At present, the stock has fallen to a historical low, with a drop of more than 25%, mainly due to the impact of the COVID-19 epidemic, which affected the company's performance and led to a sharp drop in its share price.