人民财讯8月14日电，根据IDC《中国无线耳机市场月度出货量跟踪报告，2025年6月》，2025年上半年 中国蓝牙耳机市场出货量约5998万台，同比增长7.5%。其中，真无线耳机市场出货量3831万台，同比 增长8.0%；入门级市场仍然为主要拉动力量，高端旗舰市场有所复苏。开放式市场出货量1422万台， 同比增长20.1%，增长势能从规模化向品质化发展，产品升级趋势初现。受到电竞及学习办公需求的带 动，头戴市场出货量413万台，同比增长30.1%，其中入门级产品对市场带动显著。 ...

Core Viewpoint - HIFIMAN Technology Group Co., Ltd. is pursuing an IPO on the Beijing Stock Exchange, with significant involvement from its fifth-largest customer, Huizhou Lagrange Trading Co., Ltd., which was established by a former employee of HIFIMAN's wholly-owned subsidiary [1][2] Group 1: Company Overview - HIFIMAN primarily engages in the design, research, production, and sales of audio products under its own brand "HIFIMAN," including headphones and playback devices [2] - The company has adopted a subcontracting production model, with over 20% of its main business costs attributed to outsourcing in 2024 [5] Group 2: Customer and Financial Performance - Lagrange Trading became HIFIMAN's fifth-largest customer in 2023 and the first half of 2024, with sales amounts of 4.58 million yuan and 1.32 million yuan, respectively [2] - Lagrange Trading reported net profits of 10,600 yuan in 2023 and a loss of 73,700 yuan in the first half of 2024, attributed to a decline in market demand [3] Group 3: Acquisition and Integration - To reduce related-party transactions, HIFIMAN acquired 100% of Lagrange Trading's shares in June 2024, integrating it into its consolidated financial statements [4] Group 4: Outsourcing and Supplier Relationships - HIFIMAN's significant reliance on subcontractors includes various external suppliers for processes such as electroplating and assembly, with a notable increase in revenue from true wireless earphones, rising from 0.54% in 2022 to 11.38% in the first half of 2024 [5][6] - Key external suppliers include Dongguan Shijie Taixin Shengke Hardware Processing Store, which also leases properties to HIFIMAN's subsidiaries for production and office use [6]