identify mainboard by Skywell

Skywell Technology Corp

SW-5575 51-0505-001437-00111111-071595-M1531/43-001_10_-H TXpro identical to PC chips M575
SW-5575 51-00201-001437-00111111-071595-M1531/43-001_10_-H TXpro identical to PC chips M575
SW-5520     identical to PC chips M525 (!)
? v1.0 Award i430VX 3PCI 4ISA 4SIMM 1DIMM