Alcochem Minerals BV   ATHENA MINERALS METAL AND CORPORATION   PRO-GREENTECHNOLOGIES,LTD   Blanc Fixe Minerals   galcan minerals   Puzhen Minerals Co., Ltd.   Guizhou Viton Minerals Development Co.,Ltd   Xining Metals and Minerals Import & Export   Hebei Longsheng Metals & Minerals Co., Ltd   Banff Green Technologies, Inc.   GUANGZHOU KEHONG MINERALS CORPORATION LIMITED   Gul Minerals   MANEK MINERALS   Qingdao Sitong Minerals Co.,Ltd   Shanghai Syncores Technologies, Inc.   China minerals and chemicals group limited   Sigma Minerals Limited   Tianjin Harve Minerals Import & Export Co.,Ltd   Oil Chem Technologies, Inc   TIANJIN DONGRUXIANG MINERALS MARKETING CO.,LTD