“万机之母”工业母机ETF（159667）近10日吸金近3亿元，机构：行业呈现周期反转与成长崛起趋势

Group 1 - The manufacturing level in China is globally leading, with many manufacturing equipment having a high degree of reuse, indicating challenges in expansion and higher barriers in certain segments [1] - Specific components, such as planetary roller screws, have high material and equipment requirements, with critical processes including thread grinding, surface hardening, and precision assembly, highlighting a significant reliance on external sources for key grinding machines [1] - The Industrial Mother Machine ETF (159667) tracks the China Securities Machine Tool Index (931866), which selects listed companies involved in machine tool manufacturing and related technology development to reflect the overall performance of the machine tool industry [1] Group 2 - The China Securities Machine Tool Index has high industry representativeness, focusing on the industrial machinery sector, which can reflect the market value and technological strength of related enterprises [1] - Investors without stock accounts can consider the Guotai China Securities Machine Tool ETF Initiated Link A (017471) and Link C (017472) [1]