The trial tested a family in the crash on the in the northern part of China. The format consists of a tank, sedimentation and artificial wetlands have been created, which is strong and can water barrier.
Experiments were conducted on a family in the north of China. The format used includes settling tank and the creation of artificial wetlands, which are strong and waterproof.
Experiments on experimental family in people in northern China. A model of sedimentation tank and creating artificial wetlands which are strong and able to stem the tide.