省能源集团党委副书记，履新市委书记

Group 1 - The core viewpoint of the article is the appointment of Man Shengan as the new Secretary of the Dongying Municipal Committee of the Communist Party of China, indicating a leadership change in the region [1][3]. - Man Shengan previously held the position of Secretary and Director of the Shandong Provincial State-owned Assets Supervision and Administration Commission, showcasing his extensive experience in managing state-owned enterprises [1][3]. - Prior to his new role, Man Shengan served in various leadership positions within the mining and energy sectors, including General Manager and Chairman of Zaozhuang Mining Group and Deputy Secretary of the Party Committee of Shandong Energy Group [1][3]. Group 2 - The article provides a brief biography of Man Shengan, highlighting his educational background as a doctoral graduate in management from the Central Party School and his long-standing membership in the Communist Party [3]. - The previous Secretary of Dongying, Yang Guoqiang, has transitioned to become the Vice Governor of Hainan Province, indicating a reshuffling of leadership within the provincial government [1][3].