Starting from curiosity, the author built his first NAS, which implemented core functions such as private cloud disk, film and television platform, private photo album, and small server. After trying solutions such as Hyper-V virtual machine, notebook + hard disk cage, etc., the TerraMaster F2-221 finished chassis was finally adopted, paired with Feiniu system, using RAID0 mode, and achieving remote access through ipv6 domain name resolution and frp port forwarding. The article summarizes the advantages and disadvantages of each solution, emphasizes the precautions for power consumption, hard disk interface and network configuration, and provides a practical reference for hands-on enthusiasts.