25 January 2026 | 5:54PM HKT Equity Research AMEC (688012.SS): Etching tools shipments ramp up for advanced nodes; 4Q Rev +21% YoY, NI midpoint +31% YoY; Buy AMEC pre-announced 4Q Rev of Rmb4.3bn (+21% YoY), which is 10%/ 3% lower than our estimates and Bloomberg consensus. 4Q GM improved to 39.7% (vs. 2Q25/ 3Q25 at 38.5%/ 37.9%). With the continuous spending on R&D for new product development, 4Q25 net income came in at Rmb869m~Rmb969m (+24%~+38% YoY). In 2025, the company's etching equipment sales were Rm ...