Malaysia plans to increase Kuala Lumpur's airport capacity to 45m passengers, while Singapore has almost finished an extension to Changi airport, to raise its capacity to 64m.

马来西亚计划把吉隆坡机场的吞吐量提升到4500万人次，而新加坡已经完成了对樟宜国际机场的扩建，其吞吐量达到了6400万。

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The runway extension is also part of a wider plan to increase capacity.

BBC: Birmingham Airport runway extension work starts