简介：Affectedbyeconomyrecessionstartedsince2008,globalconsumptionbecameweak.Chineserareearthindustry,whichhashighdependenceontheconsumptionfromoutsideChina,experiencedatoughperiodoftimeledbyanabruptdecreaseindemand.Pricesofrareearthproductsdroppedrapidlyandsignificantlyandfluctuatedatalowlevelnearthecostlinepersistently.Themarketwasverygrimin2009.Atthebeginningof2009,Chinesegovernmentsetdowntenindustryrevitalizationanddevelopmentpro-

简介：Generally,inregardofproduction,lanthanumandceriumaccountfor70.57%,neodymiumandpraseodymium,necessaryforNdFeBindustry,20.08%,terbiumanddysprosium0.82%,yttriumoxide4.59%andotherproducts3.94%.Intermsoflightrareearthandheavyrareearth,proportionoflightrareearthincludinglanthanum,cerium,praseodymium,neodymium,samarium,europiumandgadoliniumrepresents93.72%,andheavyrareearthincludingterbium,dysprosium,holmium,thulium,erbium,ytterbiumlutetiumandyttrium6.28%.