# Aluminium Smelter

## Wuchan

**Location:** China, People's Republic of  
**CarbonChain Rating:** Green  
**Operator:** Qinghai Materials

### About

Aluminium is responsible for 4% of global emissions, twice as much as flying. Carbon intensity varies hugely, from 4 to 20 tonnes CO2 per tonne aluminium. CarbonChain tracks carbon from bauxite mining, through alumina refining, to smelting.

#### CarbonChain provides product footprints for the world's 3,000+ aluminium supply chains.

- [Zouping (Hongqiao), China, People's Republic of](/content/reports/zouping-hongqiao/index.html)
- [Ziar Nad Hronom, Slovakia](/content/reports/ziar-nad-hronom/index.html)
- [Zunyi smelter, China, People's Republic of](/content/reports/zunyi-smelter/index.html)