Jiaolong starts four-month scientific expedition to Indian Ocean

CHINA-SHANDONG-JIAOLONG-SCIENTIFIC RESEARCH (CN)

Xiangyanghong 09, carrier of China’s manned deep-sea submersible Jiaolong, sets sail from its homeport in Qingdao, east China’s Shandong Province, Feb. 6, 2017. Jiaolong on Monday started a four-month scientific expedition to the northwest Indian Ocean, the Yap Trench and the Mariana Trench. (Xinhua/Zhang Xudong)