popular science of hard core The game restores the real structure of Jiaolong 1:1.
Professional first-hand materials, free observation perspective and professional du. The game currently contains five levels, covering each mission performed by Jiaolong(FloodDragon), the national deep-sea base. The Deep Diving of FloodDragon Steam CD Key Diving training in the South China Sea and finally diving into the Mariana Trench..