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Hengdian Group DMEGC [11]

Baoji Haibao Special Metal Materials Co., Ltd [27]

Ganzhou Grand Sea W& Mo Group Co., Ltd [14]

Jiangyan Anda Nonferrous Metals Co., Ltd. [10]

TaiZhou WanXin Tungsten Molybdenum Produce Co.,Ltd. [10]

South-East Nonferrous Metal LTD., [18]

Zhuzhou Sanli Carbide Material Co.,Ltd [18]

ZhuZhou GuangYuan Cemented Material Co., Ltd [18]

HuNan sunray advanced materials Co.Ltd [18]

GuangDong XiangLu Tungsten Co.,Ltd [19]