Mandarin CCI tracks the comprehensive price performance of 27 domestic listed commodities, covering all futures products in the current market. The index consists of 8 sub-indices of Wenhua Commodity General Index, Nonferrous Metals, Building Materials, Chemical Industry, Coal, Grain, Feed, Oil and Soft Commodities and 27 sub-indices of varieties. The real-time price data of the index is released in the Wenhua Financial Quotes Information System in real time, which provides an effective reference for investors to know the domestic commodity price trend in time.

Coal plate index: coking coal, coke and thermal coal.