Jervois Finland
Ganzhou Tengyuan Cobalt Industrial Co. Ltd.
Zhangjiagang Huayi Chemical Co. Ltd.
Nantong Xinwei Nickel & Cobalt Hightech Development Co. Ltd.
Norilsk Nickel
Umicore
Hunter Chemical LLC
Jiayuan Cobalt Holdings Limited
Merck KGaA
Jinchuan Group International Resources Co. Ltd.