HO CHI MINH CITY -- Amazon does not favor merchants that use its shipping service, said the company's director in Vietnam, one of the U.S. e-commerce giant's fast-growing markets for its third-party seller business.
The company was addressing concerns that have been raised by competition regulators elsewhere, who say merchants receive preferential treatment, such as higher page rankings, if they choose Fulfillment by Amazon (FBA) over other logistics options.


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