大量机场拦截充电宝回流市场，在二手平台上大肆售卖：“学生群体是主要客户”

Core Viewpoint - The article highlights the issue of second-hand power banks being sold on platforms without proper certification, raising concerns about safety and legality [1] Group 1: Market Activity - Numerous sellers are found on second-hand platforms offering large quantities of second-hand power banks, some explicitly stating that these power banks lack 3C certification [1] - The sellers claim that these power banks are sourced from airports, with some being lost items from travelers [1] Group 2: Target Demographics - The primary customer base for these power banks is identified as students, particularly with the upcoming school season [1]