Vidonn Ltd is committed to manufacture, development and sales of wearable device.The team has accumulated years experience on hardware&software a deep understanding customer needs.We launchthe first O?led wireless smart bracelet,supporting Android ...

Shenzhen Ace Tech Co.,Ltd was esteblished in 1995,and the next years,she has been trend to develop into a large group with research,production and selling,after-sale service together.We are always trying our best give new old customers high quality ...