In the paper, takes aviation industry in Jiangxi province as an example, based on the survey in the targeted airlines, with the help of the literature review, research methodology, analysis on the actual situation of aviation industry development and analytical framework of the competitiveness, the paper established the main influencing factors that acted on aviation industry development, then on the basis of the influencing factors, built level-rate units of system dynamics and level variable-into-tree models based on standardized modeling method — in-trees archetype generating set method, and classified all the archetypes into three groups according to key influencing factors that play an important role in improving the development of aviation industry, then proposed the countermeasures of improving competitiveness.