User talk:2404:160:8024:E568:1:0:50A8:1685

Hello, I'm Materialscientist. I noticed that you added or changed content in an article, but you didn't provide a reliable source. It's been removed and archived in the page history for now, but if you'd like to include a citation and re-add it, please do so. You can have a look at referencing for beginners. If you think I made a mistake, you can leave me a message on my talk page. Thank you. Materialscientist (talk) 05:14, 14 November 2021 (UTC)

November 2021
Please refrain from making unconstructive edits to Wikipedia, as you did with this edit to Li Junyi. Your edits appear to be vandalism and have been reverted or removed. If you would like to experiment, please use the sandbox. Repeated vandalism can result in the loss of editing privileges. Thank you. Materialscientist (talk) 06:38, 14 November 2021 (UTC)

Please stop your disruptive editing. If you continue to vandalize Wikipedia, as you did with this edit to Li Junyi, you may be blocked from editing. Materialscientist (talk) 06:43, 14 November 2021 (UTC)

You may be blocked from editing without further warning the next time you add unsourced material to Wikipedia, as you did with this edit to Aarif Rahman. Materialscientist (talk) 07:11, 14 November 2021 (UTC)