纳斯达克或在交易所提供24小时交易！好想来母公司董事长被立案调查！北京中小学将开展AI通识教育！SpaceX星舰第八次试飞失败！

Group 1: Nasdaq Trading Hours - Nasdaq plans to offer extended trading hours five days a week, pending regulatory approval, with a projected launch in the second half of 2026 [3] Group 2: Wanchen Group Investigation - Wanchen Group's chairman Wang Jiankun is under investigation, but the matters are unrelated to the company, which has not been asked to assist in the investigation [5] - Following the announcement, Wanchen Group's stock price dropped over 10%, closing at 88.43 yuan per share, a decline of 7.74%, with a total market value of 15.92 billion yuan [6] - Wanchen Group, founded in 2011, initially focused on edible fungi and has since expanded into the snack industry, acquiring brands like "Haoxianglai" and "Laiyoupin" [6] Group 3: US Stock Market Decline - On March 6, US stock indices fell collectively, with the Dow down 0.99%, Nasdaq down 2.61%, and S&P 500 down 1.78% [11] - Nvidia's market value decreased by approximately 164.2 billion USD (about 1.19 trillion yuan) in one night due to a drop of over 5% in its stock price [11] Group 4: SpaceX Starship Test Flight - SpaceX's Starship experienced a failure during its eighth test flight, losing contact approximately 20 seconds before ignition due to engine failure and loss of control [15] - The investigation into the incident will begin, as the failure mode is similar to a previous incident that occurred in January [15]