Amkor Technology, Inc. (NASDAQ:AMKR), a leading provider of outsourced semiconductor packaging and test services, today announced phase 2 of its Arizona Advanced packaging and test campus. Driven by strong customer commitments that have surpassed the 33,000 square meters of cleanroom capacity planned for phase 1, the phase 2 expansion is expected to add 60,000 square meters and bring the campus to approximately 93,000 square meters of cleanroom space. The expansion increases the project’s planned investment to approximately $12 billion.