• IPHONE7
    IPHONE7
    DUAL-SIM Battery Case

We focus on the development of Dual Sim products

ABOUT US

TWOPHONE TECHNOLOGY CO.,LIMITED established on 2011,located Shenzhen,Guangdong,is an integrated company with R&D and production which focus on Dual Sim products for years.

Our company is keep developing Dual Sim products for mobilephones,and now get 3 series Dual Sim products,which is Dual Sim Adapter,Dual Sim Battery Case,Dual SIM Bluetooth Adapter


  • Where we started
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