Above all very glad to can reply for you.
Since you asked about value, then we talk with respect to cent for 3 respects.
One: Historical value, was apart from 1978 make also have smaller part century. It is subject matter of the 5th congress of countrywide, have historical value sense very much by this only.
2: Artistic value, small stamp designs pattern not only elegant, more bearing the weight of between heart national hope and ten million of the family care with longing.
3: Economic value, the friend mentioned its circulation, the quantity living a life that what actually I care more is now how many. Because live a life,the how many immediate decision of the quantity is worn its in the future economy value.
So sheet looks from the economic value in collecting a process, the circulation of this piece of stamp is as at present bigger as the quantity that live a life. So market price is controlled about 30 yuan. The answer ends, thank!
