GM Global Technology Operations LLC, part of General Motors Co., is an American company specializing in engineering services.

REC Silicon Inc. produces solar grade polysilicon and silane gas and electronic grade polysilicon. Rec Silicon Inc. operates as a subsidiary of Renewable Energy Corporation ASA. The company was founded in 2002 and is headquartered in Moses Lake, WA.

Sumitomo Metal Mining Co., Ltd. engages in the mining business. It operates through the following segments: Mineral Resources, Smelting and Refining, Materials, and Others. The Mineral Resources segment includes the exploration, development and production of non-ferrous metal resources as well as the sale of ores and other products. The Smelting and Refining segment sells copper, nickel, ferro-nickel, zinc, lead, and precious metals such as gold, silver, and platinum. The Materials segment manufactures and sells lead frames, tape materials, bonding wires, and advanced materials. The Others segment includes real estate and technical engineering. The company was founded by Riemon Soga in 1590 and is headquartered in Tokyo, Japan.

Beijing Century Harmony Holding Co., Ltd. is a Chinese company. The firm provides investment services. Gen Hua Zhang is the current CEO, occupying that position since 2001.

BASF AB supplies raw materials to paper, chemicals, and construction industries. Its products include construction chemical, crop protection products, dispersions and pigments, plastics, polyurethane systems and coating products. The company was founded in 1953 and is headquartered in Göteborg, Sweden.

First Rare Materials Co. Ltd. is a private company headquartered in Qingyuan, China, that operates in several countries. The firm operates as holding company through its subsidiary develops, produces and distributes specialty materials. It was founded in 2003. Liu Liu is the current CEO of the firm.

Pangang Group Research Institute Co., Ltd. is a company headquartered in Chengdu, China and ultimately controlled by the Government of China. The firm engages in research and development. Anshan Iron & Steel Group Corp. acquired Pangang Group Research Institute Co., Ltd. from Pangang Group Vanadium Titanium & Resources Co., Ltd. on March 23, 2012.

Jiangxi Copper engages in smelting, protracting, and refining of non-ferrous metal mine, precious metal mine, non-metal mine, non ferrous metal and by-products. It also provides after-sale service for self-produced products and relevant consulting service; offshore futures hedging operations; production and processing of arsenic trioxide, sulphuric acid, oxygen, liquid oxygen, liquid nitrogen and liquid argon related services. Jiangxi Copper devotes itself to developing value of resources by adhering to the promise of sustainable development, exploring the value of mineral resources with full gratitude and reverence, and pursuing coexistence of man and nature. With headquarter in Nanchang, China, Jiangxi Copper has diversified its business from polymetal minerals development including copper, gold, silver, rare earth, lead and zinc to trade, financial, logistics field and technical support. We have built mining bases in China, Peru, Albania and Afghanistan. Through our operation, more than 10 kinds of mineral resources have been turned into commodities and finally stepped into daily life of human kind. Our affiliated Jiangxi Copper Company Limited has been listed in Hongkong and Shanghai in 1997 and 2001 respectively. In 2008, Jiangxi Copper Corporation has been entirely listed in the stock market. Based on the idea of Pondering Today for a Better Future, Jiangxi Copper has always been standing at the strategic height to make development plan, establish strategic goals, push forward implementation of the plans with foresight and sagacity and achieve the targets. With innovation, team efforts and dedication, we follow all the contract spirit, respect diversified culture and customs to achieve win-win cooperation with our stakeholders and customers. Looking into the future, in order to usher in a new journey towards the quality and international development, we will thoroughly implement the spirit of the 19th CPC National Congress and insist on the philosophy of “innovative, coordinated, green, open and shared development". Led by the cooper industry, we simultaneously develop the multi-metal mining industry and deepen the integration of industry with finance and trade. Meanwhile, we are making efforts to build a world-class company with global competitiveness to reward our employees, clients and shareholders with better social, economic and environmental benefits. The company was founded on January 24, 1997 and is headquartered in Guixi, China.

Provides research and consulting services for small and medium-sized companies

Yunnan Dongchang Metal Processing Co., Ltd., established on 2005-06-15, The business scope includes according to the national law,Administrative Regulation Requirements,Enterprises handle environmental protection,After the license of safe production,Production and sales of germanium series products can be carried out;Mineral product purchase and sale;Goods import and export business(Except for country restricted items)*(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Chizhou Lingzhi Chemical Construction Material Technology Co., Ltd., established on 1996-04-18, The business scope includes superfine calcite powder,talcum powder,Barite,Dolomite powder,Brucite,Manganese ore powder,Gypsum powder,Kaolin production and sales,coating,plastic masterbatch,welding flux,Metallurgical additive production,Sales,Research and development of non-metallic ore deep processing technology,Development of Inorganic Flame Retardants,Mining machinery repair,Environmental protection equipment repair,adjust,Installation and technical consultation,Processing of various metal powder materials,Sales,Calcite Sales(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Regents of The University of Michigan provides administers bonds on behalf of the University. The company is headquartered in Ann Arbor, MI.

Songxian Pioneer Molybdenum Co., Ltd., established on 2007-06-13, The business scope includes molybdenum ore and molybdenum product processing,buy and sell,research and development,Technical Services;Engaged in the import and export of goods and technology(Laws and regulations require approval before operation,Goods and technologies prohibited for import and export are excluded).***

Beijing Hanghua Energy Saving and Environmental Protection Technology Co., Ltd., established on 2010-12-22, Business scope includes technology development,Technical Services,technical consulting;Sales of machinery and equipment(except cars),electronic product,Instrumentation;Import and export,Agent import and export,Technology Import and Export;Production of thermal energy and chemical equipment,Packaging Machinery,Non-standard equipment;Professional contractors.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Shanghai Baoye Group Co., Ltd. is a Chinese company located in Shanghai and ultimately controlled by the Government of China. The firm designs, constructs and installs steel structural systems.

Kennecott Utah Copper LLC (KUC), a division of Rio Tinto Group, is a mining, smelting, and refining company. Its corporate headquarters are located in South Jordan, Utah, USA. Kennecott operates the Bingham Canyon Mine, one of the largest open-pit copper mines in the world in Bingham Canyon, Salt Lake County, Utah. The company was first formed in 1898 as the Boston Consolidated Mining Company. The current corporation was formed in 1989. The mine and associated smelter produce 1% of the world's copper.

Yunnan Copper Technology Development Co., Ltd., established on 2000-06-26, The scope of business includes the research of metal and non-metal new materials,to develop,Production,Sales;new material,New product,Development of process equipment,to develop,Production,Sales and external installation and commissioning;technical consulting,technology transfer,Technical Services;Realtor;Goods and technology import and export business;commercial service;Energy-saving technical service(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Hunan Bangpu Circulation Technology Co., Ltd., established on 2008-01-11, Business scope includes new materials,Research and development of batteries and new energy,Production,Processing and sales;Battery,used battery,Plastics and containing nickel,cobalt,copper,Manganese non-ferrous metal waste collection,Utilization and sales;Electronic special material manufacturing;Sales of electronic special materials;Lithium Hydroxide Production(Operate with safety production license);Self-operated and agent import and export business of various commodities and technologies(Except where prohibited or restricted by national laws and regulations);Design and Construction of Environmental Engineering.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)