AEIS vs SKM Comparison

Advanced Energy Industries Inc provides precision power-conversion measurement and control solutions that transform power into various forms for use in manufacturing and industrial equipment and applications. The firm serves original equipment manufacturers and end customers in the semiconductor, flat panel display, solar panel, and other industrial capital equipment markets. Products include thin-film power-conversion systems, which control and modify raw electrical power into a customizable, predictable power source, and power control modules, which control and measure temperature during manufacturing cycles. A majority of the firm's revenue is generated in United States, with the rest from Mexico, Taiwan, China and All others.

SK Telecom is South Korea's largest wireless telecom operator, with 32 million mobile customers. The firm also owns SK Broadband (formerly Hanaro Telecom), which has 7.2 million broadband customers and 9.5 million pay TV customers (6.7 million IPTV and 2.8 million Cable TV). While the firm also purchased stakes in businesses in security and semiconductor memory production as well as developing e-commerce and internet platform businesses, these were all spun off into the separate, SK Square business in November 2021. The company was formed after SK Group purchased KT's mobile business in 1994.