Abstract: After a set of indicator system and matter-model of segmental market for choosing target market have been built,the article applied matter’s extension into quantifying indicators of electricity-supplying enterprise and consumer,then got priority-degree by standardized calculation,chose target market in term of priority-degree.At last,a case was applied to qualify method of priority-degree evaluating for choosing target market of electricity marketing.

Key words: consumer market of electricity, target market, extenicsl, priority-degree evaluating