This paper discusses the influence of the writing style of science popularization article on the public attitude of the development of GMO.The results show that the writing style of science popularization articles has a significant effect on the reading and understanding of these articles and the public attitudes towards them.After controlling the gender and major,the reading and understanding of science popularization articles can play a partial intermediary role in the relationship between the writing style of science popularization articles and the public attitudes towards them.The direct predictive effect of writing style on the public attitudes is regulated by the degree of personal involvement; The lower the personal involvement of GMO,the greater the influence of the humorous writing style has on the public attitudes；the higher the personal involvement,the more feasible to add expert’s advice in the science popularization articles. Furthermore,the relationship between the reading and understanding of the science popularization articles and the public attitudes towards the development of GMO is also modulated by the personal involvement.