But China is not a full picture of the bargaining power, because China's annual iron ore capacity is far in excess of domestic production can be a large number from Australia, Brazil, African imports.

But at present, the lift industry has appeared the situation of excess production capacity, thus leading to the malignant competition emerge in an endless stream.

Excess capacity may be measured as the increase in the current level of output that is required to reduce unit costs of production to a minimum.