BlockBeats news: On August 4, here is a summary of key market news ahead of U.S. stock market opening:
1. The Trump administration is drafting a ban on the import of new Chinese data center components; the U.S. Federal Communications Commission (FCC) plans to impose import restrictions on Chinese optical transceivers (used for high-speed data transmission in data center fiber optics) and aims to announce and implement them this year;
2. U.S. Treasury Secretary Bentsen stated that an agreement with Iran to open the Strait of Hormuz may be reached tomorrow;
3. SK Hynix and SanDisk, through OCP, released the first standard specification for HBF (High-Bandwidth Flash) and demonstrated related AI memory solutions at FMS 2026 in Santa Clara, California;
4. Huawei Semiconductor Chief Warns: NVIDIA’s Chip Scaling Is Approaching Physical Limits; Crossing the Threshold Could Trigger an “Avalanche”;
5. JPMorgan's latest report maintains a positive outlook on the "technology + cyclical" allocation in equities and recommends adding healthcare as a third investment theme to reduce the overall portfolio's correlation with macro factors;
6. Yesterday, U.S. spot Bitcoin ETFs saw net inflows of $170.1 million, while spot Ethereum ETFs experienced net outflows of $11.9 million.



