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This user is active in zhwiki and is interested in articles about natural science.
Basically, leaving a message on my talk page is the best way to find me. I will also receive an email notification for this. Emailing me through Email this user function is also available, especially for topics that should not be discussed openly. On the IM side, I spend most of my time in zhwiki related groups on Telegram. You may also find me on Libera with the nick "Tiger"