It's similar to the infrared used in TV remote controls, but TV remotes send the signal in many directions which is good for simple low power data communication.

类似于电视遥控器中使用红外线，但电视遥控器向多个方向发送号，这有利于简单低功耗据通。

Jing'an also hopes to further promote digitalization in sectors like culture, finance, retail, and healthcare in its working plan, and strengthen the city's data communication system by building up more digital infrastructure, said Wu.

吴启南表示，静安还希望在其工作计划中进一步推动文化、金融、零售和医疗保健等领域化，并通过建设更多基础设施，来加强城市据通系统。