This collection from the seal type, the words judge for xiuyan jade ancient jade seal. The jade quality is clear, the white jade is warm and moist, just like the agar-agar coagulation paste. It is beautifully shaped and carved with silver threads as fine as hair. It looks radiant and dignified. This ancient jade seal is the use of xiuyan jade materials, if you know a little about xiuyan jade will know, because of the particularity of its material, xiuyan jade carving arts and crafts modeling vivid and vivid, fine and mellow, often use a variety of techniques for yu, very valuable.