“Molds can be found almost anywhere; they can grow on virtually any organic substance, as long as moisture and oxygen are present.”
“When excessive moisture accumulates on materials, mold growth will often occur, particularly if the moisture problem remains undiscovered or unaddressed.”

What Causes Mold in Houses & Homes, What Mold Needs to Grow, Website: http://blackmold.awardspace.com/mold-causes.html

Environment moisture is a crucial issue when workers are working in the factory. Because the mold spore in the air is irremovable. Therefore, the moisture control should be done strictly before packing.  However, using Call Me anti mold chip in the last packing procedure can precisely removed mold spores in the sealed packing. Even with the uncontrollable moisture issue during shipment. The anti mold procedure is soon done after sealed in the package.