Exclusive Video: Dive into the world’s deepest blue hole in the South China Sea Take a look at the world's deepest blue hole that was recently discovered in China's Xisha Islands in the South China Sea. Plunging 300.89 meters in the sea, it's named "Sansha Yongle Dragon Hole". | CGTN

244K views · 3.1K reactions | CGTN's filming crew has managed to get a peek at the diversified marine lives roaming in the depth of the waters atoll of the Xisha Islands in the South China Sea, Sansha City in southern China's Hainan Province. The vibrant colors and stunning shapes of the species against the blue seawater have just brought us into a quiet and peaceful world we rarely see. | CGTN | Facebook