2022??5??24???????????????????????й?????·?????????????????????Freight Rail Coupler Systems and Components Thereof?????????????????????????й???????/???????????????147.11%??????????ó??????ITC????????2022??7??7???????????????????????á??????漰????Э????????8607.30.1000???μ?????

2021??10??20??????????????Coalition of Freight Coupler Producers??2021??9??29??????????????????????????????й?????·?????????????????????????????????????顣2021??11??12???????????ó????????????????й?????·????????????????????????????????????????????????á?2022??3??9???????????????????????й?????·????????????????????????????????????á?

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https://www.trade.gov/faq/final-determination-antidumping-duty-investigation-freight-rail-coupler-systems-and-certain