俞敏洪接任东方甄选法定代表人，孙东旭卸任

Group 1 - The core point of the article is the change in leadership at Dongfang Zhenxuan, with Yu Minhong taking over as the legal representative from Sun Dongxu [1] - Sun Dongxu has resigned from his positions as legal representative, manager, and executive director of Dongfang Zhenxuan [1] - Yu Minhong confirmed Sun Dongxu's departure from Dongfang Zhenxuan and emphasized their good communication and lack of conflict [1] Group 2 - The parent company, Dongfang Youxuan, has not undergone any changes in leadership, with Sun Dongxu remaining as the legal representative, executive director, and manager [1]