How Long Has Your Company Been Established? Do You Have Complete Qualifications?

Hi-FiD was founded as a brand in 2009 and has specialized in sleep acoustics and consumer electronics manufacturing for over 17 years. The current operating entity, Shenzhen Hi-FiD Electronics Tech Co., Ltd., was registered in Shenzhen in 2014 and has operated under the Hi-FiD name and logo continuously since then.

17+ Years of Excellence in Sleep Technology ｜ ISO 9001:2015 & amfori BSCI ｜ 3 Million Unit Annual Capacity

Detailed Qualifications

• Industry Experience: Over 17 years of dedicated R&D in sleep technology and sound engineering.
• Production Scale: Three production sites totaling approximately 6,000 m² in Bao'an District, Shenzhen; six production lines (four assembly, two packaging); 200+ employees including 20+ R&D engineers; annual capacity of 3 million units. Assembly, inspection and packaging are all performed in-house, with no outsourced processes.
• Quality Control: In-house AQL standard of 0 critical / 0.65 major / 1.0–1.5 minor, with first-article inspection at RE=0, in-process inspection every 2 hours, and 100% final inspection of finished goods. 46 pieces of production and testing equipment, including an in-house reliability lab covering temperature/humidity, salt spray, drop, vibration, key-life and air-tightness testing.
• R&D Strength: In-house engineering team of 20+ engineers focused on private mold innovation and app integration. 40 patents held, including one invention patent, "Audio Processing Apparatus and Method" (ZL2015 1 1027770.6).
• Certifications: CE-EMC across the range and CE-RED (2014/53/EU) for Bluetooth and smart models; FCC Part 15B (SDoC) across the range; five FCC IDs held in Hi-FiD's own name under grantee code 2AHYH (models HFD-W28, W29, W33APP, W39B and W50B); RoHS testing across the range; IEC 62471 photobiological safety testing for models with night lights; ISO 9001:2015 (certificate no. 117 24 QU 0252-12 R3M); amfori BSCI audit by Bureau Veritas.
• Power Adapters: Supplied adapters carry UL (US), PSE (Japan), ErP (EU energy-efficiency test report) and SAA/RCM (Australia) compliance documentation.
• Market Track Record: Multiple ODM models manufactured by Hi-FiD appear in the Amazon US "Sleep Sound Machines" bestseller top 100, with over 45,000 cumulative customer ratings across those listings. We also serve as a long-term ODM partner to a leading North American baby registry platform (client brand names confidential; disclosed in one-to-one discussion under NDA).
• Government Recognition: Recognized by the Shenzhen Municipal Bureau of SMEs as an Innovative SME (currently valid) and a Specialized and Sophisticated SME — government assessments covering R&D investment, IP portfolio and specialized market position.

🚩 WHY CHOOSE Hi-FiD? With 17+ years of OEM/ODM engineering for global brands and long-term partnerships with leading North American and European sleep-tech brands (client names confidential under NDA), Hi-FiD delivers verifiable manufacturing capability rather than claims.

👇 Check our featured models below: