Yousan(HK) Technology Group Limited Company is the most
professional usb manufacturer in China.
We are especially experienced in usb design, creating usb molds,
and providing all kinds of usb OEM/ODM service. Till now, we have
more than 3000 different pvc usb models, a third of them are our
After a series of inspection, Benz becomes one of Yousan's biggest
customers. Benz has signed a confidentiality agreement with Yousan
in order to protect their business secret, so that we will not
mention any other details here.