Litheko tsa ferro tungsten le ammonium paratungstate (APT) Chaena ha li fetohe ho tloha letsatsing le fetileng la khoebo kaha fantisi ea lihlahisoa tsa Fanya APT, litheko tse ncha tsa tataiso ho tsoa lik'hamphani tse kholo le mekhatlo, le tlhokahalo ea September ea khauta le silevera ea October e ntse e sa hlaka.'Maraka oohle oa tungsten joale o ts'oaroe ke moea oa ho leta le ho bona qalong ea Loetse.

Ho tloha ka 10:00 ka September 16th ho 10:00 ka September 17th, 2019 (ntle le ho lieha), lithane tse 28,336.347 tsa APT tse amehang ho Fanya Metal Exchange e senyehileng e tla rekisoa.Batho ba bang ba tšoenyehileng ka litheko tse tlase tsa 86,400 yuan/tons ba ka fihla 'marakeng ha boholo ba batho ba ka hare ba lebelletse hore fantisi e tla thusa mmaraka ho tsitsisa.Hajoale, 'maraka o emetse liphetho tsa fantisi tse tla ama' maraka haholo.