Republic of China https://www.ngccoin.com/price-guide...-province-20-cash-y-400.6-cuid-1046771-duid-0
Middle looks like Chinese Empire - Beijing Board Of Revenue https://en.numista.com/catalogue/chine_empire-20.html#c_chine_empire3595 Bottom looks like Chinese Empire - Hupeh https://en.numista.com/catalogue/chine_empire-22.html#c_chine_empire703
All three are Chinese. The first is a Republic Period of China about 1920 20 Cash The second is a Qing dynasty 10 or 20 Cash 1903-1905 Hupoo was the Empires accounting office not a province. The denomination amount is missing due to grease or a weak strike. You can check the circumference to determine if 10 or 20. If the same size as the 3rd coin is a 10. if larger a 20. The 3rd is a Qing Dynasty Hupeh (Hubei) province 10 Cash (about 1906). All 3 are fairly common coins and in that condition not worth more than a few dollars if you can find a buyer.
