重要提示：本材料不构成任何形式的要约、承诺或其他法律文件，亦非任何投资、法律或财务等方面的专业建议。过往业绩不预示 未来表现。投资须谨慎。 特朗普政府于4月2日推出了新一轮关税措施，该政策方案的力度与覆盖范围显著超出了市场预期，进而 引发了全球金融市场的震荡。根据最新动态，美国对部分国家实行为期90天的"对等关税"缓冲期，并执 行10%的普遍性关税政策。尽管该措施的全面实施已被暂时推迟，但可以确定的是，此举将对国际贸易 格局与全球金融体系产生持久的影响。 02 第二，通过高关税提高外国商品的成本，降低其比较优势，促使制造业回流美国。 失衡的贸易平衡目标与制造业回流的困境 新一轮关税政策的短期冲击已引发市场动荡，但更值得关注的是美国通过关税试图达成的政策目标。 根据美国政府官员近期的一些公开发言整理来看，此次关税行动可能主要有两个目的。 第一，以极端施压手段实现美国定义下的贸易平衡，缩减贸易逆差。 其施压手段不仅包括普遍的"对等关税 " ，还涉及诸多非关税壁垒、增加进口美国商品等内容。以越南 为例，其在美国宣布关税措施后以 " 零关税 " 条件积极回应，然而，美国仍要求越南承诺取消知识产 权窃取、出口补贴、倾销 ...

Group 1 - The Shanghai Health Industry Index closed at 1065.07 points, with a 2.99% increase over the past month, a 0.09% decrease over the past three months, and a 0.09% decline year-to-date [1] - The index comprises the 50 largest listed companies in the healthcare, food safety, and environmental protection sectors on the Shanghai Stock Exchange, using equal weighting to reflect the overall performance of these companies [1] - The top ten weighted companies in the index include Fulongma (3.18%), Borui Pharmaceutical (2.57%), Daotong Technology (2.44%), WuXi AppTec (2.37%), Yifeng Pharmacy (2.21%), Hanlan Environment (2.21%), Bright Meat (2.20%), Longjing Environmental Protection (2.16%), Huitai Medical (2.16%), and Juxing Agriculture and Animal Husbandry (2.15%) [1] Group 2 - The index samples are adjusted every six months, with adjustments implemented on the next trading day after the second Friday of June and December, with a sample adjustment ratio generally not exceeding 20% [2] - Weight factors are adjusted along with the sample changes, and remain fixed until the next scheduled adjustment unless a special situation arises [2] - Companies that are delisted or undergo mergers, acquisitions, or splits are handled according to the calculation and maintenance guidelines [2]