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系统公告 >
2021年美国旺季USPS, UPS, FedEx高峰期附加费调整
https://about.usps.com/newsroom/national-releases/2021/0810-usps-announces-proposed-temporary-rate-adjustments-for-2021-peak-holiday-season.htm
https://www.ups.com/assets/resources/media/en_US/2021_UPS_Peak_Surcharges.pdf
https://www.fedex.com/en-us/shipping/current-rates/surcharges-and-fees.html#peak-surcharge