Sony has launched the world's fastest USB-C hub, the MRW-S3. The device is differentiated from other similar products on the market by being the only one to support USB 3.1 Gen 2 speeds up to 1000MB's.
https://www.notebookcheck.net/Sony-launches-the-fastest-USB-C-hub-on-the-market-with-USB-3-1-Gen-2-support.427370.0.html
The MRW-S3 USB-C hub runs at the full USB 3.1 Gen 2 speed, which Sony says means that data transfers can be completed up to 1,000 MB/s...
USB 3.1 Gen 2 runs at 10,000 MB/s normally written as 10 GB/s.