装置内物料成分复杂，状态多样，必须合理选择水、干粉、泡沫等灭火剂。

In the device, the material composition is complex and the state is various, so it is necessary to choose water, dry powder, foam and so on.

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公司现生产的HLK超细干粉灭火剂及自动灭火装置不仅在国内消防领域发挥了应有的作用，而且销售到俄罗斯、中东等国家和地区。

HLK superfine dry power and auto fire extinguisher produced by our company not only bring into effect in fire fighting area of our country, but also be sold to Russia Middle east and so on.

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