Because the facility was substandard.
September 2, 2020, Xi'an, Shaanxi. A netizen broke the news: Xi'an Zhoucheng scenic spot, the little Tang girl performance suddenly fell down, it turned out to be a non-turning pole broke.
Tourists angry: hard plastic made, why not get a steel?
The scenic area responded: not made of plastic, the little sister has been no major obstacle the next day on the normal performance, the follow-up will strengthen the safety management.
Introduction of the device
This device is a semi-circular device, because the prototype is the least friction, and no one has no feet, it can be rolled on the ground at will.
Made into a semi-circular device is only to let the ball rolling 180 °, rather than 360 ° rotation, so that the equipment above the middle of a straight stick to support the top of the person to the people with this stick tied together, when the following semi-circular ball in the rolling can cause the top of the people above the floated, so that a kind of consort to fly to the sky effect.