Electric Fan, Powerful fan, Ventilating Fan, etc. are our main products.

电风扇, 强力风扇, 换气扇等,是我们主要的产品.

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Electric Fan, Pressure Cooker, Ventilating fan.

电风扇, 压力锅, 排风机,电暖器,锅子.

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The dynamic adjusting system , ventilationnetwork database and ventilating fan database are mainly parts of this software.

该软件的核心部分是:动态调节系统和数据库系统.

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