I'd like to know the manufacturer of this aluminium MTB frame. It's serial number starts with the letters "AF". Any ideas?

![lat](https://i.stack.imgur.com/WEWB6.png)
![back](https://i.stack.imgur.com/34Dei.png)
![ped](https://i.stack.imgur.com/JetA1.png)
![lat2](https://i.stack.imgur.com/3Dm6d.png)