Benchmark aluminium on the London Metal Exchange was up 1% at $2,387 a tonne at 1121 GMT. Prices of the metal used widely in the transport, construction and packaging industries earlier touched $2,389, a gain of more than 20% since January.
Electricity, much of it from coal in China, can account for 30%-40% of aluminium smelting costs.
Hongqiao affiliate Shandong Weiqiao Pioneering Group and state-owned rival Aluminum Corp of China in January issued a joint proposal on how the Chinese aluminium sector should reduce emissions.
"We hope to explore specific paths and methods for the low-carbon transformation of China's aluminium industry," he told the Forum, a high-level business gathering hosted by a foundation under the State Council, China's cabinet.
Three-month aluminium on the London Metal Exchange was up 0.3% at $2,219 a tonne.
Decarbonisation and moving to the carbon neutral target will be a key focus at the two sessions in Beijing this week so that's why aluminium and steel would be in the spotlight because they are energy intensive industries.