"They must all wear uniforms, and finish their conversation within one and half a minutes, clearly explaining where they are from. Otherwise people can be very defensive," explains Chao Kun-jen.
「必須穿著制服，且在一分半鐘內結束談話，清楚告知來由，否則一般人的防衛心還是很重的」，趙坤仁表示。