求翻译：3.辅助商：包括运输公司独立仓储公司，银行和广告代理公司。它们虽然也协助产品的分销过程，但既不取得商品的所有权，也不进行购买和销售协助。是什么意思？

3 auxiliary operators: independent storage companies, including transport companies, banks and advertising agencies. Although they also assist in product distribution process, but neither made the ownership of goods, not to make a purchase and sales assistance.

3. auxiliary business: Including transport company independent warehousing company, bank and advertisement proxy company.Although they also assist the product the retailing process, but already does not obtain the commodity the property rights, also does not carry on the purchase and the sales assis

3. auxiliary business: independent warehousing companies including transport companies, banks and advertising agencies. They also assist product distribution process, but does not take ownership of the goods, nor for the purchase and sale assistance.

3.Assisting trader: Including the independent store company of the carrier, bank and advertising agency company. Though they assist the distribution course of the products, neither obtain the ownership of the goods, do not buy and sell and assist either.