This research is to construct the typologies of computer flaming. The present researcher reviewed the literatures to define the flaming in the computer-mediated communication context, and analyzed the basic elements of flaming. Combining "the degree of violence of flaming" with "the participants ’ scale of flaming"、"the length of flaming"、"the continuing time of flaming" and "the result of flaming" each, four groups of CMC flaming were constructed. Then, 12 flaming cases were selected and their content was analyzed to verify the proposed typologies of CMC flaming.