Mining site

UCK Drain

Artisanal copper-cobalt site named UCK Drain in the ITIE-RDC site fiche; SCOMIKAS and COMIPROFI are recorded there. The 2025 Lualaba survey lists it separately. Its mining permit number is left blank in the 2023 fiche and unknown in the 2025 table; neither supplies a site point.

Evidence of commodities

site-specific copper and cobalt

Sources support the description and the individual connections below. Publication and checking dates belong to the evidence: when it was published, and when this Hub last read it.

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.

  • UCK DrainTengyuan Cobalt Copper Resources
    Reported · Evidence as of 2026-09-23

    Reported supply

    Resource Matters field research lists Usine à Cuivre de Kolwezi (Usine à Cuivre de Kolwezi (UCK)) as supplier and Tengyuan Cobalt & Copper Resources (TCC) as buyer in the DRC artisanal copper-cobalt chain (row 426ARTUSIARTTEN). The table does not give a dated or quantified shipment.

    1 source
    1. Mapping the Cobalt Supply Chain — links.csv ↗

      Resource Matters · Checked 2026-09-24

      Link in the chain; Supplier company; Buyer company; Source

      ID 426ARTUSIARTTEN; Link in the chain=Artisanal mining to Artisanal processing; Supplier company=Usine à Cuivre de Kolwezi (Usine à Cuivre de Kolwezi (UCK)); Buyer company=Tengyuan Cobalt & Copper Resources (TCC); Source=Resource Matters Field Research.