Longwei LW-5991 Tester di polarità del microfono stabile indicatore di allarme a LED strumento di misurazione attrezzatura di prova completamente automatica
1.the production packed by a platic bag first.
2.then will packed by the pearl cotton in front and back of the goods.
3.then packaged by a standard of the export carton inner box.
4.then packaged by a standard of the expor carton big box.