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Coalmine Aluminum (Sanmenxia) Co., Ltd. logo
ASI MEMBER

Coalmine Aluminum (Sanmenxia) Co., Ltd.

MEMBER CLASS
Production and Transformation

JOIN DATE
December 2025

HEADQUARTER LOCATION
China

WEBSITE
https://www.kmlygroup.com

CERTIFICATIONS

ASI Performance Standard Certified
ASI Chain of Custody Certified

About Coalmine Aluminum (Sanmenxia) Co., Ltd.

Founded in 2003, Coalmine Aluminum is a global leader in the aluminum industry and China's first privately-owned alumina company, which focuses on the production and sales of alumina, alumina hydroxide and gallium metal. Coalmine Aluminum has received numerous accolades, including the "First Batch of Standardized Aluminum Enterprises" by the MIIT, "Outstanding Private Enterprise of Henan Province", "Top 100 Enterprises of Henan Province" and "Leading Enterprise in Energy Efficiency of Henan Province".

ASI provides an internationally recognized sustainability framework for alumina and smelting enterprises, helping companies to align with global sustainability trends and meet market demand for and sustainable aluminum products. ASI Membership and Certification will help our company improve our overall management level, optimize production processes, enhance production efficiency, and reduce operational costs. It also helps the reputation of our enterprise, laying a solid foundation for the long-term and sustainable development of the enterprise.

- Hongguang Zhang - Senior Operations Manager


Additional Information

Activities in the aluminium value chain*

  • Bauxite mining
  • Alumina refining
  • Aluminium smelting
  • Primary casting (e.g. ingots, sows, slab, billet etc)
  • Aluminium remelting, recycling and/or refining
  • Semi-fabrication (hot rolling and extrusion)

* may contain both ASI-certified and non ASI-certified

 

Countries of operation

Asia

  • China
  • Indonesia

 

Other Production and Transformation Members

 

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