Start hourglass principle evolved by the time the hourglass, hourglass start gate through leadership, above the drain to the following stage, revealing the above themes, while ## hourglass experience and polished, smooth non-blocking, excellent screen and classic props, is launching ceremony symbolizes good props born with the growth of our business can use the hourglass to inspire us to remind our friendship and solidarity between the partners. Widely used in the ceremony ceremony opening ceremony opening ceremony press conference briefing on the new product will be the anniversary ceremony unveiling ceremony relocation boat launching ceremony concerts and other events