Submersible pilots Tang Jialing (L), Zhang Yi (C) and maintenance worker Cheng Fei pose for a photo inside the manned submersible Jiaolong before the 464th dive on Sept. 30, 2026. China's manned submersible Jiaolong recently completed multiple 7,000-meter dive tests and returned safely, reaching a maximum depth of 7,056.9 meters. (Xinhua/Li Xin)


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