ExpertsareamazedatChina'sscientificandtechnologicalprogressasthecountry'smannedsubmersibleJiaolongsuccessfullylaunchedanexplorationmissionattheMarianaTrenchinth
Jiaolong,China'smannedsubmersible,willconductitsthirddiveinMarianaTrenchonTuesday.ItsmothershipXiangyanghong09setsailfortheYapandMarianatrenches,withJiaolongand
Technicians prepare for the Jiaolong, China's manned submersible, on its mother ship Xiangyanghong 09, May 22, 2017.