identify mainboard by Protech

Protech [P6 / 1354]

SBC PC-560 2A5KFP69C-00    
PC550-256 2A59FP6BC    
96M1971 02/18/98-ALI-1521/23-2A5KFP6EC-TB ALi 1521 1523 Slot-PC DSM Computer
       
?? 2A4X5P6C-00    
?? 2A4X5P62-00