User talk:142.161.151.46

Recent edit to History of metallurgy in China
Hello, and thank you for your recent contribution. I appreciate the effort you made for our project, but unfortunately I had to undo your edit because I believe the article was better before you made that change. Feel free to contact me directly if you have any questions. Thank you! M.Bitton (talk) 00:27, 11 March 2019 (UTC)