you can find it directly in Baidu "German Patent and Trademark Office", and you don't need to post the website here. The pages of the German Patent and Trademark Office (DPMA) are in German, which can be switched to English.
Of course, the website of the European Bureau can also be downloaded, but the patent literature is not complete, and individual PDFs should be downloaded from the German Patent and Trademark Office.
Steps:
1. Go to the homepage of the website of the German Patent and Trademark Office (DPMA) and click "english" in the upper right corner to switch to the English interface.
2. Click "patents and utility models"
3. Click "beginner's search"
4. Enter relevant information to search. Such as contribution number, title, IPV classification and so on. .
5. click the retrieved document information.
6. Click on the icon of the PDF file to download it.
Of course, it will be easier if you know German. . . .