和晶科技：主要产品包括智能控制器、智能信息化解决方案

Group 1 - The company, Hejing Technology, focuses on the research, development, manufacturing, application, and services of IoT hardware and software, including smart controllers and smart information solutions [2] - Main products include smart controllers used in home appliances, automotive electronics, and other industries such as communications, industrial control, and emerging consumer electronics [2] - Smart information solutions and services encompass intelligent engineering projects and smart security businesses under the smart city initiative [2]