ASE Technology reported Q1 revenue of NT$173.66 billion, up 17.2% YoY but down 2.4% sequentially.
Adjusted diluted EPS rose to NT$3.08 ($0.195 per ADS), compared with NT$1.64 a year earlier.
Gross margin improved to 20.1% and operating margin to 10.1%; net income reached NT$14.15 billion, up from NT$7.55 billion.
Capital expenditures hit $1.0 billion, with $636 million for packaging and $326 million for testing; shares jumped ~8% pre‑market.