Ganzhou Seadragon W & Mo Co., Ltd.
H.C. Starck Tungsten GmbH
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Masan Tungsten Chemical LLC (MTC)
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Global Tungsten & Powders Corp.
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Chenzhou Yunxiang Mining and Metallurgy Co., Ltd.
Alpha
PT Aries Kencana Sejahtera
Dowa
EM Vinto
Estanho de Rondonia S.A.
Fenix Metals
Gejiu Non-Ferrous Metal Processing Co., Ltd.
PT Menara Cipta Mulia
HuiChang Hill Tin Industry Co., Ltd.
Guangdong Hanhe Non-Ferrous Metal Co., Ltd.
Chifeng Dajingzi Tin Industry Co., Ltd.
PT Bangka Serumpun
Tin Technology & Refining
PT Rajawali Rimba Perkasa
Luna Smelter, Ltd.
Yunnan Yunfan Non-ferrous Metals Co., Ltd.
PT Mitra Sukses Globalindo
CRM Synergies
Fabrica Auricchio Industria e Comercio Ltda.
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China Tin Group Co., Ltd.
Malaysia Smelting Corporation (MSC)
Metallic Resources, Inc.
Mineracao Taboca S.A.
Minsur
Mitsubishi Materials Corporation
Jiangxi New Nanshan Technology Ltd.
O.M. Manufacturing (Thailand) Co., Ltd.
Operaciones Metalurgicas S.A.
PT Artha Cipta Langgeng
PT Babel Inti Perkasa
PT Babel Surya Alam Lestari
PT Bukit Timah
PT Mitra Stania Prima
PT Prima Timah Utama
PT Refined Bangka Tin
PT Sariwiguna Binasentosa
PT Stanindo Inti Perkasa
PT Timah Tbk Kundur
PT Timah Tbk Mentok
PT Timah Nusantara
PT Tinindo Inter Nusa
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White Solder Metalurgia e Mineracao Ltda.
Yunnan Chengfeng Non-ferrous Metals Co., Ltd.
Tin Smelting Branch of Yunnan Tin Co., Ltd.
CV Venus Inti Perkasa
Magnu's Minerais Metais e Ligas Ltda.
PT ATD Makmur Mandiri Jaya
O.M. Manufacturing Philippines, Inc.
PT Rajehan Ariq
Resind Industria e Comercio Ltda.
Super Ligas
Metallo Belgium N.V.
Metallo Spain S.L.U.
PT Sukses Inti Makmur
PT Putera Sarana Shakti (PT PSS)
Rui Da Hung
Soft Metais Ltda.
Thaisarco
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Allgemeine Gold-und Silberscheideanstalt A.G.
Argor-Heraeus S.A.
Aurubis AG
C. Hafner GmbH + Co. KG
Heimerle + Meule GmbH
Heraeus Metals Hong Kong Ltd.
Jiangxi Copper Co., Ltd.
LS-NIKKO Copper Inc.
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Metalor Technologies (Hong Kong) Ltd.
Metalor Technologies (Singapore) Pte., Ltd.
Metalor Technologies S.A.
Metalor USA Refining Corporation
Met-Mex Penoles, S.A.
PAMP S.A.
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Shandong Zhaojin Gold & Silver Refinery Co., Ltd.
Tanaka Kikinzoku Kogyo K.K.
Umicore Precious Metals Refining Hoboken
Western Australian Mint (T/a The Perth Mint)
WIELAND Edelmetalle GmbH
Ogussa Osterreichische Gold- und Silber-Scheideanstalt GmbH
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