【目的/意義】為了政務微信運營提供理論基礎和參考建議,提高政務微信信息傳播的速度和影響力,提高政務微信信息服務效率和能力。【方法/過程】首先從信息生態視角分析了政務微信信息傳播的過程和特征,其次運用基于模糊集理論的DEMATEL方法,研究影響政務微信信息傳播因素間的相互關系,識別出關鍵因素,最后提出相應的對策和建議。【結果/結論】研究結果發現:信息傳播主體的利他主義是影響政務微信信息傳播的最關鍵因素。網絡關系強度、信息公共性、信息傳播主體所處的網絡核心位置、信息傳播主體的利己動機、信息傳播主體的自我效能、信息技術水平都是影響政務微信信息傳播的關鍵因素。

【Purpose/significance】In order to provide theoretical basis and suggestions for government Wechat operation,improve its speed and influence, and enhance the efficiency and capacity of government WeChat information services, the process and characteristics of government information dissemination of WeChat were revealed, the relationship between its various influencing factors was analyzed and the key influencing factors was identified.【Method/process】The study analyzed the process and characteristics of the government WeChat information dissemination from the perspective of information ecology. Then applying DEMATEL method based on fuzzy set theory, the relationship between the influencing factors of government WeChat information dissemination were analyzed. Also, key influencing factors were identified. Finally, corresponding countermeasures and suggestions were proposed.【Result/conclusion】The research results show that altruism is the most important factor affecting the government WeChat information dissemination. The strength of network ties, information publicity, the core location and the egoism motivation of the main body of the information dissemination, the self-efficacy of the information dissemination, the information technology level are all key factors of the government information dissemination of WeChat.