益智环,你听说过吗?那种用粗铜线或钢丝线弯成各形状,一环套一环,看着是死结,却可以魔术般解开的环儿。如果不知道益智环,你至少应该知道《红楼梦》里贾宝玉玩过的玩具——九连环。九连环其实就是益智环的一种。朴玉学小时候就酷爱益智环,不光玩得特别好,还喜欢收藏和制作益智环。步入中年之后,有一天,他突然发现自己收藏制作的益智环种类多达百种、上万个了。他就突发奇想:可不可以拿它来卖钱呢? Puzzle ring, have you ever heard of it? The kind of thick copper wire or wire bent into the shape of a ring, looking at the knot, but can be magic to unlock the ring children. If you do not know the puzzle ring, you should at least know that “A Dream of Red Mansions” played by Jiabao Yu toys - nine links. Nine links is actually a puzzle ring. Pu Yu-school childhood like to love the puzzle ring, not only played particularly well, but also like to collect and make puzzle ring. After entering middle age, one day, he suddenly found that there are hundreds of kinds of puzzle rings in his collection, tens of thousands. He suddenly whim: Can you take it to sell it?