研发、生产、销售；电子仪器仪表、电子应用仪器及电子产品、计算器及货币专业设备、供应用仪器、水电气计量及控制设备、通信设备（不含无线广播电视发射及卫星地面接收设备）、雷达及配套设备、广播电视设备（不含无线广播电视发射及卫星地面接收设备）、计算机；软件开发及信息系统集成服务；信息技术咨询服务；数据处理和存储服务（不含基础电信业务、增值电信业务）；数字内容服务（不含基础电信业务、增值电信业务）；电子产品校准和检测试验服务；电子系统工程设计、安装、维修服务；货物、技术进出口贸易（国家禁止或涉及行政审批的货物和技术进出口除外）。

The main fields involved are: electronic measuring instruments, communication test equipment, digital audiovisual equipment, intelligent home energy management systems; gas and electric water heaters, stoves, cooker hoods, disinfection cabinets, cabinets and other kitchen appliances, household kitchen Products; also involved in real estate development, power investment development, commercial trade, building decoration and other fields