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 four characters and a nail mark. Hongwu tongbao (top-bottom-right-left) in Chinese characters on obverse; nail mark bottom-left at diagonal on reverse. Extra metal inside centre hole; outer rim edge not smooth.

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 is blank. Hongwu tongbao (top-bottom-right-left) in Chinese characters. Rim pits left; centre hole not square; file marks

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 is blank. Hongwu tongbao (top-bottom-right-left) in Chinese characters. Flaw on top character-extra metal; rim pits; centre hole skewed

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 two characters. Dazhong tongbao (top-bottom-right-left) in Chinese characters on obverse; wu top (value 5), fu bottom (mintmark) in Chinese characters on reverse. Obverse inner rim narrow; pits in varnish surface; file and scratch marks.

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 two characters. Dazhong tongbao (top-bottom-right-left) in Chinese characters on obverse; shi top (value 10), she bottom (mintmark) in Chinese characters on reverse. Rim flaws; extra metal in centre hole; varnish pitted.

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. Dazhong tongbao (top-bottom-right-left) in Chinese characters on obverse; zhe top (mintmark), Chinese character on reverse. Large pit on rim obverse right; outer and inner rims uneven width.

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 is blank. Dazhong tongbao (top-bottom-right-left) in Chinese characters on obverse. Surfaces rough; width of inner and outer rims uneven; metal missing from top of inner rim; flaw with extra metal left obverse.

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. Dazhong tongbao (top-bottom-right-left) in Chinese characters on obverse; zhe top (mintmark), Chinese character on reverse. Inner rim very thin obverse; rim extends into field right-bottom; mintmark on reverse worn.

Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse, character on reverse; thien khai thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse has Chinese character cong (board of works) inverted at top; extra metal in centre hole.

Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse, character on reverse; thien khai thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse has Chinese character cong (board of works) inverted at top; extra metal in centre hole.