2020??8??21???????????????????????й?????????饗Difluoromethane (R-32)?????????????????????????????????????????????2????????? ??Taizhou Qingsong Refrigerant New Material Co., Ltd.???????????161.49%????????????????????Zibo Feiyuan Chemical Co., Ltd.???????????221.06%???????????????????????196.19%???й???????????/??????????????221.06%????????????????2020??11??3??????????????????á??????漰????Э????????2903.39.2035???2????

2020??2??13???????????Arkema Inc.??2020??1??23??????????????????????????????й?????????鷢?????????????顣2020??3??5???????????ó??????ITC????????????й????????????????????????????????á????????????????2018?????????й??????永????2150???????

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https://www.trade.gov/faq/preliminary-determination-antidumping-duty-investigation-difluoromethane-china