Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse; canh thinh 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; canh thinh thong bao in Chinese characters, read top-bottom-right-left on obverse; seems to be made without inner rim on reverse.

Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse; quang trung thong bao in Chinese characters, read top-bottom-right-left on obverse; obverse has partial double rims.

Round, square centre hole, outer and inner rims on both sides, 4 characters on obverse, 4 crescents on reverse; quang trung thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse has crescents facing inwards at top, bottom, right, and left; extra metal in centre hole.

Round, square centre hole, outer and inner rims on both sides, 4 characters on obverse, 4 crescents on reverse; quang trung thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse has 4 outward crescents at top, bottom, right, and left.

Round coin with a four-sided hole in the centre, and a rim around the outer edge and the centre hole. The obverse has four characters, and the reverse has two characters. Yongzheng tongbao (top-bottom right-left) in Chinese characters are on the obverse; boo gung left, right in Manchu (mintmark) are on the reverse. Centre hole is not square.

Round coin with a four-sided hole in the centre, and a rim around the outer edge and the centre hole. The obverse has four characters, and the reverse has two characters. Yongzheng tongbao (top-bottom right-left) in Chinese characters are on the obverse; boo kiyan left, right in Manchu (mintmark) are on the reverse. Extra metal on the bottom; missing metal on the left; rim flaws/pits; centre hole is not square.

Round coin with a four-sided hole in the centre, and a rim around the outer edge and the centre hole. The obverse has four characters, and the reverse has two characters. Yongzheng tongbao (top-bottom right-left) in Chinese characters are on the obverse; boo je left, right in Manchu (mintmark) are on the reverse. File marks; extra metal is inside the centre hole.

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

Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse, character on reverse; chieu thong thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse has Chinese character nhat (one) at top