ASE Technology Holding Co., Ltd. ASX

Company Overview

ASE Technology Holding Co., Ltd. is a Taiwan-based semiconductor manufacturing services company focused on semiconductor assembly, testing, packaging, and electronic manufacturing services (EMS). The company operates across the broader semiconductor supply chain and serves integrated device manufacturers, fabless semiconductor firms, and electronics companies in industries including consumer electronics, automotive, communications, industrial computing, and artificial intelligence infrastructure. ASE Technology Holding was formed through the combination of Advanced Semiconductor Engineering, Inc. and Siliconware Precision Industries Co., Ltd. and has evolved into one of the world’s largest outsourced semiconductor assembly and test providers.

The company’s principal revenue drivers are its semiconductor packaging and testing operations and its EMS activities conducted primarily through ASE, SPIL, and USI (Universal Scientific Industrial). ASE Technology has positioned itself as a major provider of advanced packaging technologies, including system-in-package, flip-chip, wafer-level packaging, and heterogeneous integration solutions that support high-performance computing and AI-related semiconductor demand. Its scale, manufacturing footprint, engineering capabilities, and long-standing relationships with major semiconductor customers are widely regarded as strategic advantages within the outsourced semiconductor assembly and test industry.