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Focus Universal Inc focuses on commercializing universal smart technology and financial reporting software. It plans to utilize its universal smart technology for smart meters and automation systems, which will be incorporated into IoT devices. The company has developed the five proprietary platform technologies: device on a chip; universal smart instrumentation platform (USIP); 5G ultra-narrowband technology; ultra-narrowband power line communication (PLC) technology; and its financial reporting software. The company consists of two segments: LED and IoT Installation Services, and SEC Financial Software segment. It derives the majority of the revenue from LED and IoT Installation Services segment which handles LED and IoT installation and management business.

Sandisk is one of the five largest suppliers of NAND flash memory semiconductors globally. Sandisk is vertically integrated, producing substantially all of its flash chips at manufacturing sites across Japan via a joint-venture framework with Kioxia. Sandisk then repackages most of its chips into SSDs for consumer electronics, external storage, or cloud storage. Sandisk was formerly a piece of Western Digital for nine years (after being acquired in 2016) and was spun off as an independent company in 2025.