东方甄选股价跳水，官方回应新东方CEO涉关联交易

Group 1 - The stock price of Dongfang Zhenxuan experienced significant volatility, initially surging over 23% in the morning before plummeting to a 20.89% decline by the end of the day [2] - There are reports suggesting that New Oriental's CEO, Zhou Chenggang, may be under investigation by regulatory authorities for potential related-party transactions [2] - Dongfang Zhenxuan has responded to these allegations, stating that they are purely rumors [2]