Foundation: 2001, Hong Kong Factory Started: 2003, Shenzhen Tech-Top, a Hong Kong based company, the leading OEM/ODM manufacturer of USB peripherals for PCs, Laptops and Smartphones. Our production factory is located in Shenzhen, China with a huge product coverage which including USB Cables/Hubs/Adapters, SD/MSD/CF Card Readers, Hard Disk Enclosures, HDD/SSD Docking Stations, USB Type C Multi Docking etc. You're welcomed to visit www.tech-top.com for more company & product information.