Shenzhen Rosen Tech Co., Ltd.

Research and Development

Our R&D department has 3 senior engineers, all of whom have professional knowledge, abundant operating experience and original thinking related to the USB accessories field.

In order to meet the ever-growing market demands, our engineers are continually improving existing products and developing new series. On average, they introduce 1 to 2 new items every month.

Having imported instruments from Japan, Korea and the USA, our facilities are equipped with apparatus such as oscilloscopes, spectrum analyzers, digital multi-meters, signal generators, CAD/CAM systems and high-tension insulated testers