You can contribute online or by email. It is recommended to contribute by email.

You just need to send your manuscript to them by email (note: it should be written in the text, not as an attachment). Please note the following details:

1, the subject of the email should be written, the content is the title of the article, followed by brackets, which indicate whether it is recommended or original;

2. Write down your name, zip code and mailing address at the end of the email;

3, you can't vote for more than one manuscript. If there is no reply after two months, you can change to another magazine;

Finally, you just need to make sure that your email is sent successfully.