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A robust, transparent reference price for Smelter Grade Alumina (SGA) derived from daily market- clearing transactions across China's domestic alumina and primary aluminium industries.

CMAAX is a new Chinese Referenced Daily Alumina Price index, or reference price. It has been jointly developed by Aladdiny.com, a leading China-based information service provider, and C&M, a global commodity consulting firm. Based on daily transaction data acquired in China's spot market, CMAAX reflects alumina industry fundamentals and real changes in the Chinese alumina spot market. The CMAAX Daily Alumina Price Index has support from China's independent alumina suppliers and buyers as well as support and guidance from the Chinese Academy of Social Sciences (CASS).

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