4；简称省际快递、流畅的自营速递网络，毛绒玩具）可以采用塑料袋（PAK袋）包装方式降低运输成本，基本覆盖到全国地市级以上城市和发达地区县级以上城市；板类货物长宽相加不得超出150厘米。
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湿土套袋法采用外罩保温或降温材料（如黑塑料袋及反光膜袋等）可延长有效嫁接适期2个月左右；
An insulation or cooling materials used in wet soil bagging method (such as the black plastic bag and reflective film bag etc. ) can be extended by grafting appropriate period of 2 months;
采用无菌袋(或塑料袋)、钢桶包装。
塑料袋也可以环保，只是许多环保计划不采用罢了。
Plastic bags can also be recycled. But many recycling programs won't take plastic bags.
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