Aluminum Corporation of China Limited, also known as Chalco or Chinalco is a multinational aluminum company headquartered in Beijing, Peoples Republic of China. It is the world’s second-largest alumina producer (and the only producer in China) and third-largest primary aluminum producer (and the largest producer in China).Chinalco is principally engaged in the extraction of aluminum oxide, electrolyzation of virgin aluminum and the processing and production of aluminum.Its primary listing is on the Shanghai Stock Exchange and it is a constituent of the SSE 50 index. It has secondary listings on the Hong Kong Stock Exchange and the New York Stock Exchange.

Aluminum Corporation of China Limited (Chalco) is one of the largest producers of aluminum and alumina in the world. It is a state-owned enterprise established in 2001 and is headquartered in Beijing, China. The company is engaged in the production and sale of alumina, aluminum, and other downstream products. It is a vertically integrated aluminum producer with operations spanning from bauxite mining, alumina refining, aluminum smelting, and fabrication of aluminum products.

Chalco is the world's second-largest alumina producer and the third-largest primary aluminum producer. It has a production capacity of 8.3 million tonnes of alumina and 3.6 million tonnes of aluminum. The company operates five bauxite mines, four alumina refineries, and four aluminum smelters. It also has a number of downstream aluminum fabrication plants, including a rolling mill, extrusion plant, and a die-casting plant. Chalco has a strong presence in the global aluminum market. It has established joint ventures with companies from the United States, Australia, and Canada. It has also acquired stakes in several overseas aluminum companies including Alcoa and Rio Tinto Alcan. The company has also invested in aluminum downstream businesses such as automotive parts, aluminum foil, and aluminum packaging.

Chalco is committed to sustainable development and is actively involved in environmental protection and energy conservation. It has invested in clean energy projects such as hydropower, wind power, and solar power. The company has also adopted advanced technologies to reduce its environmental footprint. Chalco is a major player in the aluminum industry and is well-positioned to capitalize on the growing demand for aluminum in the global market. With its strong presence in the industry, it is well-placed to meet the increasing demand for aluminum products.