PLA Navy eyes China’s deep-sea underwater glider after successful test shows it rivals US vessel

A fleet of underwater gliders developed by professor Yu Jiancheng’s team. Photo: Xinhua

 

Chinese military’s interest piqued after Haiyi-7000 makes it 5,751 metres down world’s deepest ocean trench

Chinese researchers have just carried out the first test of what they believe will be the world’s deepest-reaching underwater glider – challenging the record held by a vessel now in use by the US Navy.

The Haiyi-7000 – carried on board the maiden voyage of China’s submersible mother ship, Tansuo-1 – was deployed above the Mariana Trench, in the western Pacific, an ocean trench with the greatest known ocean depth of 11,034 metres from late June to early August.

It was able to glide down to a depth of 5,751 metres and its progress has greatly interested the People’s Liberation Army Navy. Continue reading