include Silver Tail candlelight, Silver Dragon, Silver End, stage bouquet, etc.) The products launch altitude of 30 meters, installed in front of the stage, opening hours and the atmosphere used in the peak time, stronger explosive force of this product should be fixed at the bottom to use auxiliary equipment, connected to the controller in parallel for higher launch height should first pay attention to the air space to avoid the product at the top of high voltage cables, lights, etc. ....