Window and door openings in vertical walls are designed to resist flooding or allowing for easy replacement for new ones. Roofing is copper colour aluminium sheet.

垂直墙壁上开有窗和门，设计来抵御洪水，易于用新的替换。屋顶是铜色铝板。

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Copper sheet is a kind of highly stable roofing and facade cladding material, requiring few maintenance. Copper sheets are environmental, safe, easy to be processed and highly corrosion-resistant.

铜板是一种高稳定、低维护的屋面和幕墙材料，铜板环保、使用安全、易于加工并极具抗腐蚀性。

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