Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse; Thai duc thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse worn almost flat.

Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse; Thai duc thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse worn almost flat.

Round, square centre hole, outer and inner rims on both sides, 4 characters on obverse, dot and crescent on reverse; Thai duc thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse has dot at top and crescent at bottom.

Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse; canh hung thong bao in Chinese characters, read top-bottom-right-left on obverse, with top, bottom, and left characters in grass script, right character in classical script; reverse worn almost flat

Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse, dot on reverse; canh hung thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse has dot at bottom; extra metal in centre hole

Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse, dot on reverse; canh hung thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse has dot at bottom-left

Round, square centre hole, outer and inner rims on both sides, 4 characters on obverse, 2 characters on reverse; Minh duc thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse has characters van tue (ten thousand years) in ornamental script at right-left.

Round, square centre hole, outer and inner rims on both sides, 4 characters on obverse, 2 characters on reverse; Minh duc thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse has characters van tue (ten thousand years) in ornamental script at right-left.

Coin, round, with a four-sided hole at the centre, a rim around the outer edge and a centre hole. The obverse has four characters, and the reverse has one character. Hongwu tongbao (top-bottom-right-left) in Chinese characters on obverse; gui top (mintmark), Chinese character on reverse. Portion missing from rim right-bottom; fields rough; rim pits.

Coin, round, with a four-sided hole at the centre, a rim around the outer edge and a centre hole. The obverse has four characters, and the reverse has one character. Hongwu tongbao (top-bottom-right-left) in Chinese characters on obverse; fu bottom (mintmark), Chinese character on reverse. Extra metal on rim obverse top-left; extra metal inside centre hole; rim pits, flaws; file marks.