At present, the varieties traded in China futures market are: all copper -CU, aluminum -AL, zinc -ZN, natural rubber -RU, fuel -FU, gold -AU, rebar -RB and wire-WR traded in Shanghai; Dalian Commodity Exchange includes soybean A, soybean meal M, soybean oil Y, corn C, LLDPE (plastic) L, palm oil P and PVC-V; Zhengzhou Commodity Exchange has sugar -SR, PTA-TA, cotton -CF, strong wheat -WS and rice (early indica rice) -ER.