Shenzhen Trankoo Technology Co., Ltd is one brandnew foreign-oriented manufacturer and developer of computer peripherals and consumer electronics products. We can provide a rang of qualified products such as USB Rechargeable Battery Series, Emergency Battery Charger Series for Mobile Phones, Diagnose/Debug Card and Data Recovery Card for Laptop and Desktop, USB Flash Drives, USB Hub, Memory Card Reader, all types Data transferring cables and practical gadgets, as well as excellent services. Depending on quality products, excellent service and meeting the tightest of delivery schedules, we have already achieved a remarkable amount of success and have been accredited with ISO9001 certification.