1, Tracking Package Waybill in the open box, if not used for a long time, should be placed in the original packaging plastic bags lee, to prevent moisture. Be careful not to be squeezed by sharp objects or external forces, so as not to cause color, affect the use.

2, multi-layer printing try not to print height, to confirm the printer gear. Make sure the handwriting is clear

3, should avoid light, waterproof, oil, acid, alkali. In the right environment, carbon-free paper can be preserved for at least five years.

4, when the phenomenon of Air Waybill for Tracking Package jam, check the position of the printing paper is appropriate, whether it is aligned with the paper holder.

5, multi-paper printing, with the bill printer or flat push printer and so on