" general rule " point out, this standard applies to the goods that the market sells, do not apply to exporter to taste, ask to pack should choose affirmatory and relevant data, reasonable bulk and number of plies, use proper form and structure, reduce the material that pack dosage and reduce the cost that pack, use resource effectively, reduce the litter that pack; Commodity packs appropriate to use single capable person to pledge, or the packing data that uses facilitating depart; Appropriate of the material that pack uses local resource to be abounded quite, can reclaim use data, answer to undertake be assessmented beforehand to packing the processing after discarding; Should not use cannot make handling finally to fill bury or burn the material of ; Unfavorable use trival form or complex structure, the additional function that should not bring to bear on to not was necessary, number of plies that pack, space that pack should suit with the quality of contents and norms photograph, avoid consumer to produce misunderstanding; Commodity is packed should avoid to choose undeserved, space as a result of the material that pack as far as possible too big, structure is complex and the overhead costs of generation.
According to introducing, this " general rule " the bag that waits for commodity technically still in the light of tea pretended to give careful regulation, the packing space that provides tea must not exceed the 1/4 of bulk, and cosmetic, health care is tasted, of wine of tea, beverage, cake does not include moon cake pack must not exceed 3. Industry expert thinks, " limitative commodity is excessive the general rule that pack " come on stage will have positive effect to normative occupation standard. Nevertheless, how to calculate when particular operation the presence of the cost that pack of commodity is constant difficulty.