Citi's positive analyst rating for AAC TECH is based on the forecast that Apple's iPhone 18 production will significantly boost the company's haptics and VC heat dissipation businesses. Additionally, the firm is optimistic about AAC TECH's data center liquid cooling business, which is expected to diversify risks from its consumer electronics operations. Citi also raised its earnings per share forecasts for 2026-28 and increased the target price from HKD40 to HKD48, maintaining a Buy rating.