Nanshan Aluminium International expands Indonesian alumina operations

Nanshan Aluminium International Holdings Limited (Nanshan Aluminium International), a subsidiary indirectly controlled by Chinese aluminium producer Shandong Nanshan Aluminium Corporation, has brought its 2 million tonnes/year alumina expansion project in Indonesia into operation, raising its total alumina production capacity to 4 million t/y, the company announced on December 22.

The 2 million t/y expansion was completed in two phases -- 1 million t/y was commissioned in the third quarter of 2025, while the remaining 1 million t/y became operational on December 20 2025, according to the company announcement. Listed on the Hong Kong Stock Exchange and incorporated in the Cayman Islands, Nanshan