By understanding the grid system, I found that the application of grid system, because we live in, a lot of things around, so I know a grid designed to play the role of a powerful, but also has spent so many things designed grid system design grid systems are ubiquitous in our lives.About this work, I refer to the Steel frame structure：
Steel frame structure is an important part of a building,So I made reference to Steel frame structure, with lines to do my homework.
This is my sketches：
The production process：
1.Volume size
