How can I the German TAX / Mwst. configure?

Hello Team,

I have buy and test your shop, but I have little problems to configure the tax (german Mwst) to the products.
Maybe you can tell me what is the mistake by miself? Here is my site: neu.sebastian-reich.de/shop.html

Thanks Melanie

Hello Arsito,
Thank you for purchasing and using our EShop extension. Please submit a ticket to send me the back-end log-in account to your site so I can go there to check and tell you what is missing?
Hope to get your ticket soon.
Sincerely, Giang