PCB design revised

We have our pcb design , Gerber files are attached. Some components are not exist in the market, we need to update them , replace with available pieces.

* Replacing non available components
* Simulation of pcb

Gerber files : https://drive.google.com/file/d/1EzZE5T5AZUNyQSwJ6izYyuCfHgDWNULq/view?usp=sharing

Gom list is attached. Unavailable parts are informed.