商业航天受政策支持！机床ETF（159663）下跌1.17%，宇环数控涨4.14%

Group 1 - The A-share market experienced a collective adjustment on January 13, with the Shanghai Composite Index down by 0.02% during the session [1] - The biotechnology, cultural media, and precious metals sectors showed strong performance, while aerospace and chemical fiber sectors faced declines [1] - The machine tool sector exhibited mixed performance, with the Machine Tool ETF (159663) down by 1.17%, while individual stocks like Green's Harmony and China Tungsten High-tech saw increases of 4.51% and 4.22% respectively [1] Group 2 - In 2024, commercial aerospace was recognized as a strategic emerging industry in the government work report, highlighting its importance as a new productive force [3] - The government work report for 2025 reiterated the promotion of commercial aerospace, low-altitude economy, and deep-sea technology for safe and healthy development [3] - Machine tools are essential in various industrial applications, including aerospace, where they are used for components like aircraft fuselage structures and engine turbine blades [3] - The Machine Tool ETF (159663) closely tracks the China Machine Tool Index, which is crucial for high-end equipment manufacturing, emphasizing innovation and industrial upgrading [3]