Complex sentence: Optimus (Optimus S.A.) is a Polish company specializing in assembly of PCs, fiscal systems, and providing complex IT solutions for companies.In the 1990s Optimus was one of the leaders of the Polish computer market.
Split into simpler sentences: Optimus (Optimus S.A.) is polish company specialized in assembling PC, fiscal systems, and providing complex IT solutions for companies. In 1990s Optimus was one of the leaders of polish computer market.