在这里您可以给Shelon留言，也可以给我发邮件。
欢迎留言！
Please leave your messages down below.
Both English and Chinese is OK. If you leave it by other language, I will use google to translate it.
So, welcome.
E-mail: hi [at] shelon.de
Before you send the E-mail, you can use the following methods to encrypt it:
- S/MIME certification or
- my PGP public key.
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