Solomatina represented her nation at international competitions. As a junior she competed at three World Junior Speed Skating Championships. At elite level she participated at ISU Speed Skating World Cups during the 1994-95 and 1995-96 speed skating seasons. She competed at the 1996 Asian Winter Games in the 1000 metres event (finishing 12th), 1500 metres event (finishing 14th) and 3000 metres event (finishing 11th). She also competed at other international competitions.