Focus Universal Inc develops and manufactures universal smart devices. Its product portfolio includes Universal Smart Instrumentation Platform, Ubiquitor, Universal Smart Controller, and Sensors. The company also supplies various air filtration systems. The Company consists of three types of operations- Focus and Focus Shenzhen (Corporate), Perfecular and Lusher (IoT Products), and AVX (IoT Installation Services). The majority of revenue is generated from IoT Installation Services. IoT Installation Services segment is an IoT installation and management company specializing in high-performance and easy-to-use audio/video, home theater, lighting control, automation, and integration.