wholesale jewelry making supplies in bulk near me NW and GW represent Mao heavy or net weight?

estate wholesalers jewelry inc in arkansas GW represents Mao Zhong, NW represents net weight.
GW represents Mao Zhong's full name. Mao weight refers to the weight of the weight of the product itself. The weight of the weight, including the packaging material or the poultry of the livestock, is generally applied to low -value goods. The weight of the hair is equal to the net weight and the packaging weight, and the net weight is the weight of the goods itself.
nw means net weight. Net weight refers to the weight of the product itself, that is, the actual weight of the product after the packaging is removed. Net weight is the most common weight measurement in international trade. GW means Mao Zhong. Mao weight refers to the weight of the goods and its packaging, which is opposite to net weight. This weight method is generally applied to low -value products. Mao weight is equal to net weight plus packaging weight.
The skin weight mainly refers to the weight of the product's outer packaging material, that is, the weight of the transportation packaging, excluding the weight of the internal packaging material and the pad.

The actual skin weight, that is, the total weight of the packaging materials of various commodities. The average skin weight is the average of the weight of several of the packaging materials from all transactions.
Is when using a net weight, for how to calculate the packaging weight, there are the following methods in the world: calculated according to the actual skin weight, calculated according to the average skin weight, calculated according to the habit of skin weight, and calculated according to the agreed skin weight.