Money slate fish glue collection value is very high, belongs to the fish glue in the relatively high when the goods, usually with ten thousand for the unit, and now this kind of fish glue is relatively few. Later will be less and less, of course, the collection value of high and other varieties of goods to old collection is more cost-effective, in addition to picking our old gum, because the dryness of the old gum is more dry, more cost-effective, collection value is higher.