万润科技：子公司湖北长江万润半导体技术有限公司主要聚焦半导体存储器的设计研发及销售

Core Viewpoint - Wanrun Technology's subsidiary, Hubei Changjiang Wanrun Semiconductor Technology Co., focuses on the design, research, and sales of semiconductor memory products, including solid-state drives (SSD), embedded memory (eMMC), and memory products [2]. Group 1 - Wanrun Technology's main product offerings include SSDs, eMMC, and various memory products [2].