Hu Fei is an author about whom limited public information is available. The library currently holds only one work by this author, the science fiction novel To the Moon. Based on the available information, Hu Fei writes in the science fiction genre, and the work is centered on the Moon, placing it in the direction of science fiction set against a backdrop of space exploration. Reliable records of the author's nationality, dates of birth and death, educational background, and writing career have not been found, so no further account of Hu Fei's life can be given at present. As for To the Moon, the title points directly to outer space, indicating the author's interest in spaceflight and interstellar travel. Such themes typically concern technological development, humanity's courage in exploring the unknown, and human relationships and ethical choices in space environments. The library classifies the work as science fiction, suggesting that it is built on scientific speculation and future scenarios. For readers wishing to understand Hu Fei's writing, this work is currently the main text available, and its thematic orientation offers a clue for further acquaintance with this author.