Deep learning in EFL education in China is defined as a learning approach driven by English learning motivation, through deep learning strategies and active engagement, aiming to acquire not only an in-depth understanding of knowledge in the English language and comprehensive language application skills but also the development of higher-order thinking, including knowledge transfer, critical thinking, creative thinking, problem-solving ability. To clarify the definition of deep learning in EFL education, the origins, schools of thought, and dimensions of deep learning in EFL education were elaborated, as well as the components of deep learning outcomes. A model consisting of four dimensions and six learning outcomes was presented. The four dimensions involve learning motivation, learning strategies, learning engagement, and learning outcomes. The learning outcomes involve an in-depth understanding of knowledge in the English language, comprehensive language application skills, knowledge transfer, critical thinking, creative thinking, and problem-solving ability.