Through the investigation of some information on major network platforms and comments on some messages on major network platforms, some information and results are displayed. Because the flagship store of Boku books has been officially recognized by Pinduoduo, and even some books have quality assurance, they can be guaranteed to be authentic. Even if you don't buy it in Boku's flagship store, as long as you guarantee the quality of 100% or there is quality insurance on it, you can guarantee that it is genuine.

For reference only, there is no authoritative data.