The representative of Liangzhu Jade Cong.

1, Liangzhu Jade Cong in Nanjing Museum, 7.2 cm high, 8.5 cm wide at the upper end and 8.3 cm wide at the lower end; It is milky white, cylindrical, cylindrical, with a round hole inside and a round hole outside. It is carved with tremolite nephrite. The four sides are divided into left and right sections by a straight groove with a width of 1.5 cm and into upper and lower sections by a transverse groove with a width of 0.3 cm; Taking the four corners as the center line, the upper and lower sections are decorated with different patterns, and the half patterns on the adjacent sides form a complete pattern; The upper and lower lines are made up of round eyes and wide mouths, and the lower line is made up of round eyes with wide noses and wide mouths. The eyelids, mouth and nose are decorated with a cloud band composed of fine moire, arc and short straight line in proportion. The facial lines are delicate, the thinnest is only 0.7 silk meters, the inner rim of the eye is only 2 mm in diameter, and the line width is generally 0.2-0.9 mm. Only with a magnifying glass can they be clearly distinguished, which is enough to reflect the exquisite jade cutting level in Liangzhu period.

2. Liangzhu is yellow and white with irregular purple spots. The shape of the device is a flat and short square cylinder, with an inner circle and an outer circle, the upper and lower ends are round, and there is a round hole in the middle, which looks like a jade wall from above. The middle of the four sides of the body is divided into two by a straight groove about 5 cm wide and divided into four sections by a horizontal groove. This jade cong weighs about 6500 grams. It is the first jade cong in Liangzhu culture and can be called "Wang Cong".

For the first time, the image of the combination of god, man and beast was carved in a straight groove on all sides. A single image is about 3 cm high and 4 cm wide, and it is carved by bas-relief and thin line carving. This compound image of human face and animal face is the god emblem worshipped by Liangzhu people.

Divided into four rectangular convex faces in the shape of square, and spread on both sides with the angle as the middle axis. Carve a group of simplified symbol animal facial patterns with the same four corners and symmetrical left and right every two paragraphs.

When this jade cong was unearthed, it was placed at the lower left of the owner's skull of the tomb of No.12 in Fanshan. It is a sacred and noble jade ritual vessel. This jade cong is exquisitely crafted, and it is a jade treasure in Liangzhu culture.