User talk:Shuguanchuah84

September 2022
Hello, I'm Purplemontart. I wanted to let you know that one or more of your recent contributions&#32;to Perfect competition have been undone because they did not appear constructive. If you would like to experiment, please use your sandbox. If you have any questions, you can ask for assistance at the Teahouse or the Help desk. Thanks. Purplemontart (talk) 03:29, 6 September 2022 (UTC)