回形别针是回形针和别针的组合。 其多功能打破了夹子和针脚的单一限制，以达到一加一大于二的效果。 将功能扩展到最大，为用户带来便利。

Paperclip-pin is the combination of paperclip and paper pin. Its muti-functions break the single limitation of clips and pins so as to achieve the effect of one plus is greater than two. Extend the functions  to  the  ottermost and  tlecefore bring convenience to users lives.