This work is produced with AI assistance. Qin Xiaosheng returns to the guqin cultural space with a numerical control plan, hoping to improve guqin crafting efficiency, but is met with skepticism from Master Qin regarding mechanized production. Su Xiaoqin guides him to learn wood selection, slotting, and manual finishing. Faced with the contradiction between speed and quality, Qin Xiaosheng gradually understands that guqin making relies not only on technology, but even more on the precipitation of time. Through repeated attempts, he finds the direction of combining traditional craftsmanship with modern methods, giving the guqin crafting new vitality and allowing young people to rediscover the value of craftsmanship.