Chinese submersible reaches depth of over 4km

Updated: 2011-07-21 10:37

(Xinhua/chinadaily.com.cn)

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Chinese submersible reaches depth of over 4km

The Jiaolong manned submersible prepares to depart from a port in East China's Jiangsu province for a trial dive, July 1, 2011.[Photo/Xinhua]

Chinese submersible reaches depth of over 4km

The crew of the trial voyage stands in front of a national flag on the deck of the launch ship during a pledging ceremony on July 2, 2011, when they departed from China.[Photo/CFP]