两只“大牛股”！300300、000592，停牌核查

Group 1 - The stock price of Haixia Innovation (300300) increased by 185.89% from October 27 to November 17, leading to significant volatility, prompting the company to apply for a trading suspension starting November 18 for investigation [1] - The trading suspension is expected to last no more than three trading days until the investigation is completed and relevant announcements are made [1] Group 2 - Pingtan Development (000592) reported a stock price increase of 255.19% from October 17 to November 17, with six instances of abnormal trading and one instance of severe abnormal trading, indicating a significant divergence from the company's fundamentals [3] - Similar to Haixia Innovation, Pingtan Development's stock will also be suspended from trading starting November 18 for investigation, with an expected suspension duration of no more than three trading days [3]