POWI vs AMR Comparison

Power Integrations Inc design, develop and market analog and mixed-signal integrated circuits (ICs) and other electronic components and circuitry used in high-voltage power conversion. Products are used in power converters that convert electricity from a high-voltage source to the type of power required for a specified downstream use. Products are used in electronic products including mobile phones, computing and networking equipment, appliances, electronic utility meters, battery-powered tools, industrial controls, and home-automation, or internet of things applications such as networked thermostats, power strips and security devices.. Geographically, the company generates maximum revenue from China and Hong Kong.

Alpha Metallurgical Resources Inc is a Tennessee-based coal mining company with operations across Virginia and West Virginia. The company's portfolio of mining operations consists of underground mines, surface mines and coal preparation plants. It produces low-ash metallurgical coal, including High-Vol. A, Mid-Vol., High-Vol. B, and Low-Vol. coal, which is shipped to domestic and international coke and steel producers. The reportable segments of the company are Met. It extracts, processes and markets met and thermal coal from deep and surface mines for sale to steel and coke producers, industrial customers, and electric utilities.