Shenzhen Coolsonic Intelligent Technology Co., Ltd.
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Cosonic Intelligent Technologies Co., Ltd.
🇨🇳 China
19915001-10000 peopleManufacturer/Trading CompanyHigh capacity factory
Established brand
Large enterprise group
High-tech enterprise
Shipments
160
Key customer
LG
Key market
🇧🇷 Brazil
Description
Cosonic Intelligent Technologies Co., Ltd., established in 1991 and headquartered in Dongguan, China, is a leading National High-tech Enterprise specializing in the research, development, and manufacturing of advanced electro-acoustic and wearable products. As a publicly traded company (Stock Code: 300793) with a workforce of over 6,000 employees, Cosonic has evolved into a global OEM/ODM expert. The company operates a significant manufacturing footprint including a 130,000 sqm industrial park in China and an overseas production base in Vietnam. Their extensive product portfolio features smart headphones (TWS, noise-canceling, and gaming), AI-powered audio glasses, smart speakers, and smartwatches. Cosonic is recognized for its vertical integration, producing core components in-house such as speaker driver units and cables to ensure quality control. The company maintains rigorous international standards with ISO 9001, ISO 14001, and RoHS certifications. Following strategic expansions, including the acquisition of the German brand Beyerdynamic, Cosonic serves major global markets across North America, Europe, and Asia, supplying top-tier brands such as Lenovo and Samsung.
Neckband Headphone
Wireless Headphone
Headphone And Heads
Noise Canceling Hea
In-ear Earphone
Hi Fi Earbuds
Great Sonic International Co.,Ltd.
🇨🇳 China
200911-50 peopleManufacturerHigh-tech enterprise
Key market
Europe
Description
Great Sonic International Co.,Ltd. is a contract manufacturer based in Shenzhen, China, specializing in IT high technology within the computer peripheral, mobile phone peripheral, and consumer electronics sectors. Established in 2009, the company employs 11 to 50 people and operates a factory dedicated to innovative design and technical advancement. Their product range includes FM transmitters, Bluetooth car kits, MP3 players, Bluetooth dongles, VoIP products, card readers, and other computer and mobile phone peripherals. Great Sonic International Co.,Ltd. offers OEM and ODM services, supported by an experienced R&D team proficient in hardware development, Embedded-OS software, audio, video, VoIP, FM, and EMC. The company holds certifications such as CE, RoHS, FCC, BQB, and R&TTE, ensuring adherence to international quality standards. They maintain a comprehensive sales system providing pre-purchase, on-sales, and after-sales services to a global clientele.
Card Reader
Bluetooth FM Transmitter (F-200)
Bluetooth Car Kit
Bluetooth FM Transmitter (F-190)
FM Transmitter for iPod (S-F158)
FM Transmitter (F-171A)
FM Transmitter for iPod (GS-F186)
