Xuanhe Tongbao folded two coins as a whole cast is not bad, one of which is a rare variety, which can be called the face of the fold two Xuanhe, ** more than 10,000, Xuanhe Tongbao folded two long through the book is a pair of official seal books, casting is very exquisite. 
Its piercing size is moderate, the four words are also uniform and reasonable, neat strokes, it looks very handsome, especially its seal book version, just like the combination of the weight and sample plus the text and politics in the government and Tongbao Xiaoping money, the font is sharp and thin and pleasing to the eye, it is a word beauty, its diameter is 316 mm, thickness 19 mm, the number of first-class editions marked on the spectrum is not much. 
n years ago on an auction platform, it was auctioned 110,000 **, to this day I don't know what kind of price it will be, coin collection is a need for continuous learning and practice, constantly updated industry, once you rest on your laurels and do not keep pace with the times, then it is a common thing to take medicine. 
Novice friends need to start from the basics step by step, if there is only a big treasure in the eyes, then it is estimated that it is not far from being deceived.