visionda is a national high-tech enterprise that takes barcode scanning and recognition as its core technology and specializes in providing products and solutions such as qr code automatic recognition hardware, face recognition equipment, digital access control and attendance systems, internet of things platforms, etc. CTP shenzhen visionda internet of things technology co., ltd. is a barcode scanning and recognition technology as the core and based on barcode
www.3678.cn hardware digital 2025-01-14