ASX vs LDOS Comparison

ASE Technology Holding Co Ltd is a semiconductor assembly and testing firm. The company operates in segments: Packaging, Testing, and Electronic Manufacturing Services. Of these, Packaging segment contribute the maximum revenue. The packaging segment involves packaging bare semiconductors into completed semiconductors with improved electrical and thermal characteristics. The Testing Segment includes front-end engineering testing, wafer probing, and final testing services. In the EMS segment, the company designs manufactures, and sells electronic components and telecommunication equipment motherboards. The company is based in Taiwan but garners over half its sales from firms in the United States.

Leidos Holdings Inc is a technology, engineering, and science company that provides services and solutions in the defense, intelligence, civil, and health markets, both domestically and internationally. Company customer includes the U.S. Department of Defense ("DoD"), the U.S. Intelligence Community, the U.S. Department of Homeland Security ("DHS"), the Federal Aviation Administration ("FAA"), the Department of Veterans Affairs ("VA"), and many other U.S. civilian, state and local government agencies, etc. The company is engaged in four reportable segments; National Security & Digital, Health & Civil, Commercial & International and Defense Systems. It provides a wide array of scientific, engineering and technical services and solutions across these reportable segments.