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Hebei Yidong Carbon Products Co., Ltd. ni uruganda rukora amashanyarazi ya electrode. Kuva hashyirwaho uruganda rushya, umuyobozi w'inama y'ubutegetsi yayoboye igenamigambi n'ibishushanyo, kugenzura no gucunga. Amaherezo, kubaka uruganda byarangiye neza. Isura nshya ...Soma byinshi»