量子之歌上涨2.34%，报7.87美元/股，总市值4.02亿美元

Group 1 - The stock price of Quantum Song (QSG) increased by 2.34% on August 21, reaching $7.87 per share, with a total market capitalization of $402 million [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 shareholders was 249 million RMB, showing a year-on-year increase of 31.58% [1] Group 2 - Quantum Song is scheduled to disclose its fiscal year 2024 annual report on August 27, 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]