The craftsmanship of Yunhe wooden toys has a long history. As early as the Song and Yuan dynasties, a large number of carpenters had mastered the skillful woodworking skills. At that time, when carpenters made furniture, farm tools and other daily necessities for the owners, they also had to buy a few wooden toys for the children, such as treading pestle baby carriages, Luban locks, tangrams, and wooden conchs. According to the "Yunhe County Chronicles", in the late Qing Dynasty and the early Republic of China, with the prevalence of puppet shows, the folk craftsmanship of making puppets with small miscellaneous woods also began to develop. The Yunhe wooden toy making skills flourished after the reform and opening up, and the traditional wooden toy making skills were better inherited and developed. The styles and making skills of children's toys in the Ming and Qing Dynasties are still being produced and passed on. The intangible cultural heritage Yunhe wooden toy making skills are complex, integrating technical, interesting, artistic, knowledgeable, and scientific aspects, and comprehensively using design, material making, woodworking, carving, painting, painting, assembly and other process flows. Traditional wooden toys such as the Luban Lock have complex and reasonable mortise and tenon structures, rich and varied shapes and color modifications. They integrate the essence of traditional culture, play a role in enlightening the mind, educating and entertaining, and have extremely high artistic and scientific value.