量子之歌上涨6.76%，报8.53美元/股，总市值4.36亿美元

Group 1 - Quantum Song (QSG) opened with a 6.76% increase, reaching $8.53 per share, with a total market capitalization of $436 million as of 21:30 [1] - As of March 31, 2025, Quantum Song reported total revenue of 2.108 billion RMB, a year-on-year decrease of 24.59%, while net profit attributable to the parent company was 249 million RMB, reflecting a year-on-year increase of 31.58% [1] Group 2 - On August 27, Quantum Song is scheduled to disclose its fiscal year 2024 annual report, with the actual disclosure date subject to company announcement [2] - Quantum Song Group Limited is a Cayman Islands-registered holding company, primarily operating through its domestic subsidiary, Beijing Quantum Song Technology Co., Ltd. The company focuses on enhancing public literacy through various knowledge-sharing platforms [2]