Blackstone Resources AG: Blackstone Resources to Hold Its Blackstone Battery Day Blackstone Battery Day. The upcoming battery technology event will be presented in German on February 16, 2021 from 15:00 to 15:45 (CET). You may watch the live performance on our YouTube channel. Blackstone Technology GmbH, based in Döbeln, Saxony in Germany, will present the world's first 3D-printed battery electrodes and battery cells and will announce the start of mass producing this type of battery at its factory facilities this summer. The live performance can be watched at: https://youtu.be/0518tg-38kc A recording of the Blackstone Battery Day will be available on our YouTube channel until midnight on the same day of the conference. The English version will be available from February 17, 2021 on YouTube and on our website.