Refiner

Zhejiang Huayou Cobalt

Cobalt processing group linked to CDM and historically documented battery-material customers.

Sources support the description and the individual connections below. Publication and checking dates refer to the evidence, not a guarantee of current operations.

Documented relationships

Reported means the cited source describes the relationship at its evidence date. Historical relationships refer to an earlier period. Announced agreements may not have been implemented. None of these labels confirms that trade continues today.

  • Historical · Evidence as of 2016-01-19

    Reported supply

    Amnesty documented cobalt hydroxide processed in Lubumbashi and shipped to Huayou in Zhejiang via Durban, citing company documents through 2014.

    1 source
    1. This is what we die for: Human rights abuses in the DRC power the global trade in cobalt

      Amnesty International and Afrewatch · Published 2016-01-19 · Checked 2026-09-16

      CDM is a wholly and directly owned subsidiary of Huayou Cobalt.

      Printed page 52 (PDF page 52), From Congo to China; printed page 56 (PDF page 56), battery-component clients. Historical evidence cites 2013–2014 company documents.

  • Historical · Evidence as of 2022-04-20

    Disclosed in supply chain of

    Named in Stellantis's April 2022 cobalt-refiner list; direct purchasing and mine origin unspecified.

    1 source
    1. Refiners in our direct material supply chain for high-voltage batteries

      Stellantis · Checked 2026-09-17

      This list represents our findings as of April 20, 2022.

      PDF p.1 scope and footnote; p.2 named refiner table, material column includes cobalt. September filename is not reporting date.

  • Reported · Evidence as of 2023-06

    Reported supply

    Huayou reported that its high-nickel ternary precursor entered mass-production use in LG Chem's cathode materials in June 2023. This company-reported application does not identify mine origin or shipment quantities.

    1 source
    1. First Mass Production to Extend Battery Life by Over 30%!

      Huayou Cobalt · Published 2023-07-10 · Checked 2026-09-17

      successfully applying its high-nickel ternary precursor product to LG Chem's next-generation high-nickel monocrystalline cathode materials

      Main text paragraphs 1–3 (lines 317–319), event June 2023, project development timeline.

  • Historical · Evidence as of 2016-01-19

    Owns

    Amnesty’s 2016 investigation documented CDM as a wholly owned Huayou subsidiary; this ownership claim is retained with its historical date.

    2 sources
    1. Child labour behind smart phone and electric car batteries

      Amnesty International · Published 2016-01-19 · Checked 2026-09-16

      Huayou Cobalt supplies cobalt to three lithium-ion battery component manufacturers Ningbo Shanshan and Tianjin Bamo from China and L&F Materials from South Korea.

      Following the supply chain – corporate shame. The next sentence dates the purchases to 2013. Same investigation as trade-amnesty-cobalt-report-2016, not independent corroboration.

    2. This is what we die for: Human rights abuses in the DRC power the global trade in cobalt

      Amnesty International and Afrewatch · Published 2016-01-19 · Checked 2026-09-16

      CDM is a wholly and directly owned subsidiary of Huayou Cobalt.

      Printed page 52 (PDF page 52), From Congo to China; printed page 56 (PDF page 56), battery-component clients. Historical evidence cites 2013–2014 company documents.

  • Historical · Evidence as of 2013 · From 2013-01-01 · Until 2013-12-31

    Reported supply

    Amnesty identified L&F Materials as a buyer of Huayou cobalt using 2013 sales records. This is a historical customer relationship, not current supply verification.

    2 sources
    1. Child labour behind smart phone and electric car batteries

      Amnesty International · Published 2016-01-19 · Checked 2026-09-16

      Huayou Cobalt supplies cobalt to three lithium-ion battery component manufacturers Ningbo Shanshan and Tianjin Bamo from China and L&F Materials from South Korea.

      Following the supply chain – corporate shame. The next sentence dates the purchases to 2013. Same investigation as trade-amnesty-cobalt-report-2016, not independent corroboration.

    2. This is what we die for: Human rights abuses in the DRC power the global trade in cobalt

      Amnesty International and Afrewatch · Published 2016-01-19 · Checked 2026-09-16

      CDM is a wholly and directly owned subsidiary of Huayou Cobalt.

      Printed page 52 (PDF page 52), From Congo to China; printed page 56 (PDF page 56), battery-component clients. Historical evidence cites 2013–2014 company documents.

  • Historical · Evidence as of 2013 · From 2013-01-01 · Until 2013-12-31

    Reported supply

    Amnesty identified Ningbo Shanshan as a buyer of Huayou cobalt using 2013 sales records. This is a historical customer relationship, not current supply verification.

    2 sources
    1. Child labour behind smart phone and electric car batteries

      Amnesty International · Published 2016-01-19 · Checked 2026-09-16

      Huayou Cobalt supplies cobalt to three lithium-ion battery component manufacturers Ningbo Shanshan and Tianjin Bamo from China and L&F Materials from South Korea.

      Following the supply chain – corporate shame. The next sentence dates the purchases to 2013. Same investigation as trade-amnesty-cobalt-report-2016, not independent corroboration.

    2. This is what we die for: Human rights abuses in the DRC power the global trade in cobalt

      Amnesty International and Afrewatch · Published 2016-01-19 · Checked 2026-09-16

      CDM is a wholly and directly owned subsidiary of Huayou Cobalt.

      Printed page 52 (PDF page 52), From Congo to China; printed page 56 (PDF page 56), battery-component clients. Historical evidence cites 2013–2014 company documents.

  • Historical · Evidence as of 2013 · From 2013-01-01 · Until 2013-12-31

    Reported supply

    Amnesty identified Tianjin Bamo as a buyer of Huayou cobalt using 2013 sales records. This is a historical customer relationship, not current supply verification.

    2 sources
    1. Child labour behind smart phone and electric car batteries

      Amnesty International · Published 2016-01-19 · Checked 2026-09-16

      Huayou Cobalt supplies cobalt to three lithium-ion battery component manufacturers Ningbo Shanshan and Tianjin Bamo from China and L&F Materials from South Korea.

      Following the supply chain – corporate shame. The next sentence dates the purchases to 2013. Same investigation as trade-amnesty-cobalt-report-2016, not independent corroboration.

    2. This is what we die for: Human rights abuses in the DRC power the global trade in cobalt

      Amnesty International and Afrewatch · Published 2016-01-19 · Checked 2026-09-16

      CDM is a wholly and directly owned subsidiary of Huayou Cobalt.

      Printed page 52 (PDF page 52), From Congo to China; printed page 56 (PDF page 56), battery-component clients. Historical evidence cites 2013–2014 company documents.