The Zhong Han Commodity Indices have a base date of December 31, 2010, on which the indices value are set equal to 1000.

   *Single Commodity Indices also have a base date of December 31, 2010 or its listing date, on which the indices values are set equal to average of the settlement prices of the two contracts which have the largest open interest.

·        *The history before 12/31/2010 was back filled until 2001 or the listing date of the commodity.

      All commodity indices are calculated in Chinese Yuan. The returns can be converted into US dollar, Euro and other currencies. Meanwhile, the currency hedged index returns are also provided.