Abstract: The research about ontology of Marx philosophy experienced three patterns in China：Material ontology，Practice ontology，Existence ontology. The transfer of pattern reflects the deepening and innovation of research of Chinese Marxist philosophy .Ontology itself is a complex and endless problem . In the future，new breakthroughs will be made on the ontology of Marx philosophy ，and new progress will be made in study of Chinese Marxist philosophy.

Key words: Marxist Philosophy Ontology, Material ontology, Practice ontology, Existence ontology