Financial Data and Key Metrics Changes - Consolidated revenue for Q4 2025 was TWD 61.81 billion, with a gross margin of approximately 30.7% [4] - Net income attributable to shareholders was TWD 10.06 billion, resulting in earnings per share (EPS) of 0.81 NT dollars [4] - Revenue grew 4.5% quarter-over-quarter and 2.3% year-over-year, reaching TWD 237.5 billion for the full year of 2025 [6][7] - Gross margin improved to 30.7%, with net income for 2025 at TWD 41.7 billion, representing a net income rate of 17.6% [6][7] Business Line Data and Key Metrics Changes - Revenue from the IDM segment remained stable at about 20% for Q4, while it increased to 19% for the full year, up 3 percentage points from the previous year [8] - The consumer application segment increased by 3 percentage points to 31% of total revenue for the year [9] - The 22 and 28-nanometer revenue segments accounted for 36% of total revenue in Q4 2025, with 22-nanometer revenue increasing to 31% quarter-on-quarter [11] Market Data and Key Metrics Changes - North America represented about 21% of revenue in Q4 2025, down from 25% in 2024 [8] - The company expects wafer demand to remain firm in 2026, with a projected growth rate for the semiconductor industry in the mid-teens [17] - The foundry market is projected to grow in the low 20% range, despite potential pressures from memory pricing [18] Company Strategy and Development Direction - UMC is focusing on expanding its 22-nanometer platform and investing in capacity and technology for future growth [12] - The company aims to enhance its footprint in the U.S. through partnerships, such as the collaboration with Intel on the 12-nanometer project [12] - Advanced packaging and silicon photonics are expected to serve as new growth catalysts, addressing high-performance applications across various sectors [13] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in 2026 being another growth year, driven by the 22-nanometer platform and new solutions gaining traction [12] - The leadership in specialty technologies is expected to sustain business growth, with a focus on optimizing product mix and improving ASP [13] - The company anticipates a more favorable pricing environment in 2026 compared to 2025, supported by disciplined pricing strategies and product mix optimization [19] Other Important Information - The cash-based capital expenditure (CapEx) budget for 2026 is projected at $1.5 billion, slightly down from $1.6 billion in 2025 [10] - The company expects a low teens annual increase in depreciation expenses for 2026 [24] Q&A Session Summary Question: Overall market outlook for 2026 - Management expects AI-related segments to drive growth in the semiconductor industry, with a projected mid-teens growth rate [17] Question: Pricing outlook for mature foundry - A more favorable ASP environment is anticipated in 2026, reflecting a disciplined pricing strategy and improved product mix [19] Question: Capacity ramp in Singapore - Capacity increase for 2026 is expected to be around 1.2% year-over-year, with expansion starting in the second half of 2026 [23] Question: Impact of memory price hikes on demand - Management has not observed significant demand impact from memory price hikes, with expectations for revenue contributions from consumer segments to increase [31] Question: Revenue contribution from advanced packaging - Advanced packaging revenue is expected to grow significantly in 2027, with more than 20 new tape outs anticipated in 2026 [81] Question: Competitive advantage in silicon photonics - UMC's collaboration with imec is expected to deliver industry-standard PDKs by 2027, with a focus on 12-inch technology [94]