The early bird price will be available to only the first few hundred backers before prices go up to the ~$350 USD range for the entry-level SKU. Even so, the 2-in-1 will pack impressive features compared to the pricier Surface Pro 4 alternative.
https://www.notebookcheck.net/Chuwi-SurBook-2-in-1-now-on-Indiegogo-for-299-USD.223502.0.html
The link is broken, correct one is https://www.indiegogo.com/project/preview/07614804
the correct link : https://www.indiegogo.com/projects/chuwi-surbook-affordable-2-in-1-intel-pc-tablet--3/x/14288840#/