HeNan JunSheng Refractories Limited Adresse 704RM, BLK-B, 3#, Yuhongshijiegang Shangye BLG, Hangkonggang Zhengzhou, Henan, Kina E-post tingting.xu@js-refractories.com Telefon +86 18703897021 +86 037155677021 Faks +86 037166726659