In addition, cost per pack has been increasing as a reflection of recent sharp increases in raw material costs.

此外，由于近期原材料价格急剧上涨，每包的成本也增长了。

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Steel makers have been forced to take steps to protect themselves against painful raw material cost increases mainly due to surging demand from Asia's tiger economies, including China, to power their growth.

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Unfortunately, however, retailers ordered holiday inventory when raw material prices were at all-time highs, so they will be passing along those cost increases to the consumer in order to preserve margins, the firm said.

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