Producer
Zhejiang Huayou Cobalt Co., Ltd.
Huayou Cobalt Co., Ltd. (Quzhou, Zhejiang Province; SZSE: 603799; ~¥60B+ revenue) is the world's largest producer of battery-grade cobalt sulfate — estimated 25-30% of global CoSO4 supply. Huayou controls the full cobalt value chain: mining and concentrating cobalt ore in the DRC through its Mikas and Huacobalt DRC subsidiaries (Katanga Province, near Kolwezi), shipping cobalt hydroxide intermediates to Quzhou, refining to cobalt sulfate at the Quzhou facility (capacity ~70,000 tonnes cobalt content annually across all cobalt products), and selling to NMC cathode precursor manufacturers in China, Japan, and South Korea. Huayou is CATL's primary cobalt sulfate supplier. In 2021-2023, Huayou aggressively expanded upstream DRC cobalt hydroxide capacity and downstream cathode precursor (PCAM) production, integrating vertically from mine to precursor. Huayou's Quzhou facility is the single largest cobalt chemical refinery in the world. The company is listed on the Shenzhen Stock Exchange and is partially state-aligned via CIC (China Investment Corporation) linkages.
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Inputs supplied
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Goods downstream
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Facilities
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Stories
What they make
4 inputs Zhejiang Huayou Cobalt Co., Ltd. supplies
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Goods downstream
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Where they make it
3 facilities
Huayou Cobalt Quzhou Refinery →
CNZhejiang Province · processing
Huayou Cobalt's primary cobalt refining and chemical production complex in Quzhou, Zhejiang Province, China. This facility processes cobalt hydroxide (DRC-origin) into battery-grade cobalt sulfate, cobalt metal, and cathode precursor materials (PCAM/pCAM) for supply to CATL, LG Energy Solution, and Samsung SDI. Quzhou is also home to Huayou's nickel processing capacity. The Quzhou complex represents the downstream end of the DRC-to-China cobalt highway: cobalt hydroxide is shipped from DRC ports → Chinese ports → Quzhou for refining. China's dominance in cobalt refining runs substantially through Huayou's operations. Source: Huayou Cobalt investor relations; Argus Media reporting.
Huayou Cobalt Quzhou Refinery (Zhejiang, China) →
CNZhejiang · refinery
Huayou Cobalt's primary cobalt sulfate refinery in Quzhou, Zhejiang Province — the world's largest single cobalt chemical production facility. Capacity estimated at ~70,000 tonnes cobalt content annually across all cobalt chemical products, including cobalt sulfate, cobalt hydroxide, and cobalt oxalate. The Quzhou complex receives DRC-origin cobalt hydroxide by sea (via Shanghai port) for wet chemical refining to battery-grade CoSO4·7H2O. Also produces nickel sulfate and cathode precursor (PCAM) at adjacent facilities. Source: https://www.huayou.com/en/
PT Huayou Nickel Industry (Morowali HPAL) →
IDCentral Sulawesi · processing
PT Huayou Nickel Industry Co., Ltd. — Huayou Cobalt's HPAL nickel processing joint venture in the Indonesia Morowali Industrial Park (IMIP), Central Sulawesi. Processes local laterite nickel ore via HPAL into mixed hydroxide precipitate (MHP) containing nickel and cobalt. MHP is then shipped to Huayou's Quzhou, Zhejiang refinery in China for conversion to battery-grade nickel sulfate and cobalt sulfate. Morowali IMIP is home to over 50 nickel processing and stainless steel companies, predominantly Chinese-invested, and has become the world's largest integrated nickel processing zone. Annual nickel capacity (MHP, Ni content): approximately 60,000-80,000 tonnes. Source: Huayou Cobalt Annual Report 2024; Wood Mackenzie Indonesia HPAL tracker; S&P Global.
What else they do
Business segments
The company's full revenue map — where this supply-chain role fits within their broader business.
Cobalt Chemicals (DRC → Quzhou)
35%Nickel Chemicals (Indonesia HPAL)
30%Battery Precursor Materials (pCAM/CAM)
25%Lithium & Other Battery Materials
10%
Intelligence
What's known
Sourced claims about this company's role in supply chains — chokepoints, concentration, incidents, dual-use connections.
Concentration2023
Huayou Cobalt and Ford Motor Company announced in February 2023 a joint venture to build a $3.5 billion LFP battery plant in Marshall, Michigan — the largest announced EV battery investment in Michigan history and a rare example of US-Chinese battery manufacturing cooperation under the Biden administration's Inflation Reduction Act (IRA) framework. The deal collapsed in September 2023 after Republican politicians criticized Ford for partnering with a Chinese company to access IRA subsidies. Ford subsequently reframed the arrangement as a licensing deal where Ford would own 100% of the Michigan factory but license technology from CATL (not Huayou). The episode illustrated a core tension in US EV policy: Chinese companies hold the most cost-competitive battery technology and supply chain integration, but IRA battery mineral requirements and political pressure actively seek to exclude Chinese participation from US EV supply chains. Huayou's proposed role was to supply battery-grade materials (nickel sulfate, lithium, pCAM) from its Indonesia-China supply chain to the Michigan plant — precisely the supply chain the US government is trying to build domestically. Source: Reuters; Bloomberg; Ford Motor press releases 2023.
Reuters ↗Origin2023
Huayou Cobalt was founded in 2002 in Quzhou, Zhejiang Province by Chen Xuehua, who had identified cobalt sulfate as a critical bottleneck for China's mobile phone battery industry. The original Huayou business model was simple: smelt DRC cobalt intermediates in China. At founding, global cobalt demand was dominated by LiCoO2 (lithium cobalt oxide) cathodes for small lithium-ion batteries in Nokia and Motorola phones. Huayou entered the DRC directly in the 2010s, acquiring mining concessions in Lualaba Province near Kolwezi to secure upstream supply as cobalt demand shifted from phones to EV batteries. The company that started as a small cobalt smelter serving Chinese phone battery manufacturers grew, by riding two consecutive battery booms (mobile then EV), into the world's largest cobalt chemical refiner — processing approximately one-quarter of all DRC cobalt into battery-grade sulfate.
Zhejiang Huayou Cobalt Co., Ltd. ↗