Four Chinese ideograms read top to bottom, right to left.
Obverse script
Chinese (traditional, regular
script)
Obverse lettering
利
寶 通
用 (Translation: Li Yong Tong Bao Profitable Use / Universal currency)
Reverse description
Blank (uniface).
Reverse script
Reverse lettering
Edge
Smooth.
Mint
Mintage
ND
(1674-1678) - Hartill#21.85-86: Tong with closed head and two dots (Yunnan Mint) - ND
(1674-1678) - Hartill#21.90: Tong with closed head and one dot (Hunan Mint) - ND
(1674-1678) - Hartill#21.92: Tong with open head (Guizhou Mint) -