AAC Technologies (2018.HK) tumbled 8% in Hong Kong during regular trading to HK$42.62. Following the news, Apple officially announced price increases for its iPad and Mac product lines on June 25 due to soaring memory and storage chip costs, weighing on Apple concept stocks. Goldman Sachs also revised down its 2026 global smartphone shipment forecast by 4% to 1.14 billion units, further pressuring the mobile supply chain sector.