Hong Kong service staff are the third-least hospitable to their customers in a survey of 41 places around the world, according to data from the Smiling Report, an annual evaluation of how warmly shoppers are greeted around the world.

调查显示，香港去年的服务业“微笑指数”，在全球41个国家和地区当中排名倒数第三，而中国内地取得的进步最大。

Does smile index reflect service attitude? What does it tell us?