Complex sentence: Orange Micro would later make a successful line of coprocessor cards based on the 80x86 processor family, before leaving the coprocessor market to concentrate on USB and FireWire products.
Split into simpler sentences: Orange Micro would go on to make a successful line of coprocessor cards based on the 80x86 processor family. Ultimately, Orange Micro would exit the coprocessor market to concentrate on USB and FireWire products.