Abstract: To deal with complex practical problems, a delicate and comprehensive national park protection mechanism has been established in the UK, featuring distinct characteristics and important reference significance. Nature conservation and landscape protection, composing Dualistic Method of National Park Protection in the UK, are the projection of national institutions onto national parks. Based on this, there has been formed a key feature about UK national park protection, which taking the national institutions as the framework while being supplemented and strengthened at the national park level. Firstly, the biodiversity-oriented nature conservation mechanism and strengthening measures at the national park level are systematically explained. Secondly, character assessment-based landscape protection mechanism is analyzed. On this basis, significance of UK national parks’ experiences is revealed as conclusions to enlighten the emerging of national park mechanism in China.