星帅尔：子公司华锦电子近年来在光通信、传感器组件领域积极布局

Group 1 - The core viewpoint of the article highlights that the company XingShuaiEr is actively expanding its business in the optical communication and sensor components sectors through its subsidiary Huajin Electronics [2] - The company has established supply cooperation relationships with clients such as Guangdong Zhaochi Ruigu and Hubei Mingpu Optoelectronics, indicating a strategic focus on emerging fields [2] - The optical communication and sensor components business is identified as a strategic development direction for the company, which is currently generating sales [2]