CCTV9英语新闻：十余艘中国货船被扣印尼要求每船缴30万美元（在线收听）

Chinese cargo ships have been caught up in Indonesia’s mineral ore export ban, which has just gone into effect. Many Chinese companies rushed to complete the required customs procedures before the date to ship raw ore to China, but more than twenty ships were detained.

For more, we're now joined by our correspondent Andy Saputra in Jakarta.

Q1: Now as we’ve just seen, four carriers have left Indonesia. What happens to the rest of the ships, now the ban on exports of nickel ore and bauxite has taken effect?

Q2: What’s behind Jakarta’s push to impose such a ban?