Surely there's no collector value in them, but they're very nice objects that are well made and offered some real educational value since I began looking up information about old Chinese coins to learn more about them.
One of the websites I enjoy reading is Ancient Chinese Charms and Coins, which I find very interesting, even fascinating, and now I have an increased interest in old Chinese coins, so hope to someday have genuine ancient Chinese coins in my collection. .
The three coins are, from left to right, kang xi tong bao (康熙通宝) , qian long tong bao (乾隆通宝). & yong zheng tong bao (雍正通宝)
Here's the reverse side of these Chinese brass coins, which is different than what's found on actual genuine Chinese coins, which are typically made out of bronze, not brass

