The helicopter buzzing back and forth across the skyline represents the financial centre’s more yuan-denominated future. But it was a relief when a rainstorm forced it to take a break.

直升机轰鸣着穿梭在天际之间，仿佛预示着这个金融中心以人民币为主导的未来，但或许也是一场风暴来临前的安详。