The China-US trade negotiations in London on $BTC may release positive signals in the short term, but substantial breakthroughs are limited. Trump's optimistic remarks may inject short-term confidence into the market, but there are significant differences between the two sides on core issues such as technology controls and tariffs. If the negotiations achieve some results (such as minor tariff reductions), it could boost global stock markets, especially in the technology and renewable energy sectors; if they become stalled, it will increase market volatility.