Complex sentence: The Romanian men's program, while less successful, is still maturing and producing individual medalists such as Marian Drăgulescu and Marius Urzică at World and Olympic competitions, and they have started winning team medals as well.
Split into simpler sentences: The Romanian men's program, while less successful, is still maturing, and producing individual medalists such as Marian Drăgulescu and Marius Urzică. At World and Olympic competitions and they have started winning team medals, as well.