How to install the metal facade aluminum cladding panels?

First, you need to install the support from on the concreate wall.

Second. you can see the brackets on the panel edges. you just need to use screw to fix the panel.

There are two ways to install the cladding. one is seamless, you just need to screw brackets of the 2 sides, another 2 sides no need screw, just insert to clip.

Other is with gap (10-20mm), you can use screws fix all the brackets, then the gap you can fill the sealant.

You can check the below picture to understand it easliy.