1. Select packaging materials suitable for oral cavity machines, such as foam boxes, bubble films, adhesive tapes, etc. , can be purchased in local packaging materials stores or online, such as Taobao, JD.COM and other platforms.

2. When packing the oral cavity machine, try to put it in a suitable position and make full use of the space of the packing box. Fillers, such as foam particles or paper, can be used to fill the gaps in the box to avoid the shaking and collision of the oral cavity machine during transportation.