On December 2, AAC TECH (02018) saw a significant stock surge, with gains peaking at 7.2%, following a 3.4% rise in the previous trading session. Industry sources reveal that AAC TECH is the core supplier for speakers and haptic motors in Doubao AI phones, positioning itself at key AI interaction points such as voice and tactile feedback.

Doubao, ByteDance’s first public foray into AI hardware, features capabilities like visual comprehension, image generation, and voice interaction, enabling human-like task execution. Its groundbreaking system-level AI integration and innovative interaction models have drawn substantial market attention, potentially triggering a wave of upgrades among competitors.

AAC TECH has already established deep collaborations with multiple global AI model leaders and smart device manufacturers to explore "AI + terminal" innovations. The company provides critical sensing solutions for next-gen AI phones, wearables (e.g., AI glasses), and novel smart hardware, including high-performance speakers, X-axis linear motors, microphones, optical waveguides, and advanced thermal management systems.

On November 18, AAC TECH announced the acquisition of Dispelix, a leader in AR diffraction waveguide technology, bolstering its strategic expansion in optics and XR.

Additionally, iPhone shipments in China surged 37% YoY in October, capturing 25% market share—a first since 2022. AAC TECH is a core supplier for the iPhone 17 Pro series’ vapor chamber modules, with Apple’s COO inspecting its production facility on October 16.

Industry reports suggest that rising thermal performance demands from AI phones will accelerate AAC TECH’s adoption across more product categories. Thermal product shipments are projected to hit 150 million units by 2025, with 2024 revenue expected to triple.