Abstract: The research method of Grounded Theory,which was originated from sociology,is widely used in many fields,and is also an essential method in qualitative research.Deeply influenced by American pragmatism and the theory of symbolic interaction,it emphasizes that theory is grounded in evidence,and that Grounded Theory is formed through a series of process of data-collecting,coding,description of memo,and sampling of theory.

Key words: the Grounded Theory, research method, psychological study