The talent demand driven by the construction of Hainan Free Trade Port has posed new requirements for English education. However, Hainan Province itself features a weak educational foundation and unbalanced development across regions. Despite undergoing multiple rounds of curriculum and teaching reforms, middle school English education in the province has yet to achieve satisfactory outcomes. To address the existing problems in Hainan’s middle school English education, this paper, with reference to the three core parameters of B. Kumaravadivelu’s post-method pedagogy—particularity, practicality, and possibility—discusses the unique challenges confronting English education in Hainan, the professional development of teachers and the upgrading of educational concepts, as well as the integration of social factors into classroom teaching to foster students’ distinctive identities. The purpose of this study is to explore the enlightenment of the post-method perspective and provide reference for the development of English education in Hainan.