Copperfields Minning Services   HEBEI FANGYUAN COPPER CO.,LIMITED   HEBEI FANGYUAN COPPER.CO.,LTD   hebei bacheng chemical co.,ltd   Hebei Jinding Copper Co,Ltd   Hebei Lanshi Copper Sulfate Co.,LTD.   Shijiazhuang Youyao Copper Import& Export Co., Ltd   copper aga property   Hebei Blue Stone Copper Industry Co., Ltd.    hebei Youyao Copper Import & Export Co., Ltd    SHJIAZHUANG YOUYAO COPPER IMPORT&EXPORT CO.,LTD    HeBei LanShi Copper Industry Co.Ltd.   Hebei Blue Stone Copper Industry Co., Ltd    Shijiazhuang zhuopeng copper co.,ltd.   Hebei Blue Stone Copper Industry Co., Ltd    Shijiazhuang Dituo Copper Co., Ltd   Shijiazhuang Dituo Copper Co., Ltd.   Shijiazhuang Youyao Copper Co., Ltd   Hebei JiCheng Copper Co., LTD   shijiazhuang baiguang copper export-import co.,ltd