Midday Key Developments on July 27

7:00-12:00 Keywords: Changxin Technology, NVIDIA, Russia1. Changxin Technology's transaction volume exceeds 120 billion yuan; its market value has surpassed Intel.2. NVIDIA uses Vera processors to accelerate next-generation CPU and GPU design.3. South Korea seized illegal foreign exchange transactions worth 7.2 trillion won in the first half of the year.4. South Korean President Lee Jae-myung: The "Korea New Light Accelerator" officially broke ground today.5. NVIDIA plans to provide a 250 billion dollar financial guarantee for the OpenAI data center project.6. Sberbank of Russia plans to complete the construction of cryptocurrency trading infrastructure before December.7. Bank of America: The bull-bear indicator hit its highest level since 2021, while fund managers' cash holdings dropped to a historic low of 3.6%.