IRDM vs ACMR Comparison

Iridium Communications Inc is the commercial provider of communications services offering true globalised coverage, connecting people, organizations and assets to and from anywhere, in real time. The company is a provider of mobile voice and data communications services through a constellation of low earth-orbiting satellites. Iridium's solutions are ideally suited for industries such as maritime, aviation, government/military, emergency/humanitarian services, mining, forestry, oil and gas, heavy equipment, transportation, and utilities. Iridium also provides service to subscribers from the U.S. Department of Defense, as well as other civil and government agencies world-wide. The Company operates in one business segment, providing satellite communications services and products.

ACM Research Inc supplies advanced, innovative capital equipment developed for the world-wide semiconductor industry. Fabricators of advanced integrated circuits, or chips, can use its wet-cleaning and other front-end processing tools in numerous steps to improve product yield, even at increasingly advanced process nodes. It has designed these tools for use in fabricating foundry, logic and memory chips, including dynamic random-access memory, or DRAM, and 3D NAND-flash memory chips. The company also develops, manufactures and sells advanced packaging tools to wafer assembly and packaging customers.