We use international standard export 5-layer corrugated boxes, carefully designed to make full use of space and gaps. Pearl cotton is sandwiched between two layers of steel plates to prevent friction, and foam blocks are used to fill the gaps. There are corner protectors all around, the position of the packing tape is printed on the carton, the tape is wrapped around it, and the packing tape is wrapped around it, which is neat and beautiful. The overall packaging prevents damage during loading, unloading an