凯格精机：封装设备主要应用于电子工业制造领域的封装环节及半导体封装环节

Group 1 - The company, Kaige Precision Machinery (301338), primarily focuses on packaging equipment used in the electronic manufacturing industry, specifically in the packaging segment and semiconductor packaging segment [1] - The company's equipment is applicable in LED lighting and display devices, as well as in the semiconductor chip packaging process [1]