We need these goods to be packed in special packing materials even though they may cost us more.
我们需要用特殊的材料包装货物，尽管它们会花费我们更多钞票。
As for the package of products with strict requirement for sanitation, the gifts do not need special treatment, which lowers packing cost.
对一些卫生要求严格的产品的包装，赠品也就不需要进行特殊的处理，降低了包装成本。
Sacking refers to the coarser and heavier cloth, used primarily for sacks for packing materials that do not need special protection, but has higher weight.
麻袋布指的是更加粗糙更加厚重的布料，用来包装那些不需要精细呵护的产品，当然，也常用来装较重的产品。
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