【美股盘前】三大期指齐涨，纳指期货涨3.84%，亚马逊涨7.93%；中概股普涨，跨境物流服务公司佳裕达一度涨超200%；特朗普计划降低美国药品价格，制药股集体下跌；金价跳水，黄金股下跌

Group 1 - The US and China have agreed to cancel a total of 91% of the tariffs imposed on each other's goods, with a temporary suspension of 24% of retaliatory tariffs for 90 days [1] - Major US stock indices saw significant gains, with Dow futures up 2.06%, S&P 500 futures up 2.79%, and Nasdaq futures up 3.84% [2] - Chinese concept stocks surged, with Jia Yuda, a cross-border logistics service company, seeing a pre-market increase of over 200% [1] Group 2 - Pharmaceutical stocks collectively declined following Trump's announcement to lower prescription drug prices, with Pfizer down 2.92% and AstraZeneca down 3.34% [2] - Technology stocks experienced a notable rise, with Apple up 6.38%, Nvidia up 4.93%, and Amazon up 7.93% [3] - A study funded by Eli Lilly showed that its weight loss drug, Tirzepatide, outperformed Novo Nordisk's Semaglutide, leading to a decline in Eli Lilly's stock by 2.78% [3] Group 3 - The US dollar index rose sharply, with the offshore yuan appreciating by over 400 points [3] - Commodity prices increased following the US-China joint statement, with Brent crude oil rising by 3.7% and copper by 1.4%, benefiting major mining companies [3] - Gold prices fell significantly after the joint statement, with spot gold dropping about $20 per ounce, leading to a decline in gold stocks [4]