Heavy smoke pours from Air China plane as passengers board乘客登机时，航空公司的飞机冒出浓烟Large amounts of smoke billowed from an Air China plane Tuesday as passengers boarded at Beijing's airport.

星期二，中国国际航空公司一架飞机在北京机场起飞时，浓烟滚滚。

All passengers were evacuated safely from the plane, which was preparing to fly to Tokyo, Air China said in a statement on its social media page.

中国国际航空公司在其社交媒体页面上发表声明称，所有乘客都已从准备飞往东京的飞机上安全撤离。

The smoke came from the plane's front cargo hold and the crew quickly took firefighting measures, the airline said, adding that the cause is under investigation.

该航空公司说，烟雾来自飞机的前货舱，机组人员迅速采取了灭火措施，并补充说事故原因正在调查中。

Photographs and videos taken by witnesses showed the top part of the plane cloaked in smoke and heavily damaged.

目击者拍摄的照片和视频显示，飞机顶部烟雾弥漫，严重受损。

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