"关键时刻，央企控股上市公司要为稳定资本市场作表率。"中国企业研究院首席研究员李锦认为，央企 控股上市公司积极行动，将助力稳定资本市场，为投资者筑起信心墙，引导央企控股上市公司价值合理 回归。 回购动作频频 越来越多央企控股上市公司加入回购大军，拿出真金白银提振投资者信心。 8月29日，中远海控发布公告称，公司拟以集中竞价交易方式回购A股股份，回购的股份将全部用于注 销并减少注册资本，拟动用资金总额上限7.374亿元。 8月27日，中国石化发布公告显示，公司拟使用不低于8亿元、不超过15亿元自有资金以集中竞价交易方 式回购公司A股股票，回购价格不高于董事会通过回购股份决议前30个交易日公司股票交易均价的 150%，回购的股份将全部注销并减少注册资本。 被誉为"压舱石"的央企控股上市公司正积极落实"活跃资本市场，提振投资者信心"要求，石油、电信、 航运等行业公司拿出真金白银，掀起回购、分红、增持热潮。 知本咨询数据显示，截至8月29日，今年以来中国石化、烽火通信、英力特、内蒙一机、中盐化工等153 家央企控股上市公司实施股票回购，去年同期则为130家。其中，中国电子旗下的海康威视回购金额居 前，已完成回购26. ...

Core Viewpoints - Multiple Chinese state-owned enterprises have announced plans to increase their shareholdings in listed companies, demonstrating confidence in the long-term prospects of the Chinese economy and capital markets [1][2][3][4][5][6][7]. Group 1: Company Announcements - China Energy Construction Group has accelerated its share buyback plan to enhance investor confidence and maintain the long-term investment value of its listed companies [1]. - China Coal Group has initiated a share buyback plan to support the sustainable and high-quality development of its listed companies, in line with government policies aimed at enhancing market stability [2]. - China Machinery Industry Group is considering establishing a regular stock repurchase mechanism to support the high-quality development of its listed companies and protect investor interests [3]. - China Aviation Industry Group has announced share buybacks to boost investor confidence and enhance the investment value of its listed companies, while focusing on technological innovation and new industry opportunities [4]. - China National Petroleum Corporation plans to increase its holdings in both A-shares and H-shares of its listed company over the next 12 months, reflecting confidence in future growth [5]. - China Electronics is accelerating technology mergers and acquisitions to enhance market value management and promote high-quality development of its listed companies [6]. - China Huaneng Group is committed to increasing its shareholdings to improve company quality and long-term investment value, while supporting green transformation initiatives [7].