Based on ShionKeys,Trend towards excellent ergonomics,Manufactured using 3D printing,Used to replace traditional typewriter-based mechanical keyboards.<br><br>Manufacturing documents have been made public.<br><br><a target="_blank" rel="noopener noreferrer" href="https://bit.ly/2ZWlliVIf">https://bit.ly/2ZWlliVIf</a><br><br>you cannot download the manufacturing file on the project page, can find it in github and other warehouses