I hate china surveyors.

PRC: 喂？可以请教你一些问题吗？(hello? can i ask you some questions?)
Me: Hello? Hellooooo?
PRC: 喂？听得到吗？我想请教你一些问题。(hello? can you hear me? i need to ask you some questions.)
Me: Sorry? I don't understand.
PRC：哦，听不懂啊？那不用紧了，谢谢！(oh, don't understand? then it's okay, thank you!)
Me: 再见！(bye!)