AAC Technologies Holdings, Inc., or AAC Technologies in short form, is a civilian-run enterprise. It engages in the design, development, manufacture and distribution of miniaturized components. AAC Technologies designs, develops and manufactures a broad range of miniaturized components that include speakers, receivers and microphones in the acoustic segment. It produces these components for mobile devices such as smartphones, tablets, wearables, ultrabooks, notebooks and e-readers. It also produces optics, haptic sensors, semiconductors, folding phone hinges, iPhone 17 Pro vapour chambers, 5G antennas, and wireless charging coils. AAC Technologies is one of the main suppliers of Apple Inc. It also supplies Chinese smartphone makers such as Huawei. Wikipedia