Pop-up card is also called pop-up card. The biggest feature of this kind of card is that the three-dimensional card content turns the card from 2D to 3D, adding more fun to it. There are still a large number of three-dimensional cards for sale on the market, but if we can master the principles of three-dimensional cards and accumulate certain materials, we can make unique three-dimensional cards in the world with our own hands~ Let’s enjoy them first, and then There will be a large number of teaching materials published on the paper art website (zhidiy.com).