A robotic arm from the Jiaolong (sea dragon) submersible places a Chinese national flag on the seabed. Photo: Xinhua

China developing manned submersible capable of reaching the bottom of any ocean

Vessel is being built by company that developed the Jiaolong, which took a crew two-thirds the way down the Mariana Trench is 2012

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A robotic arm from the Jiaolong (sea dragon) submersible places a Chinese national flag on the seabed. Photo: Xinhua
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