You can also look directly under the author Weibo, and you can also pay attention to Mo Tie, Wen Xuan, White Horse, Jinse and so on. These stores are all genuine products. If you want to get first-hand information, you can add a fan base.

If you want to sign in person or specially, you should pay close attention to Weibo of each publishing house in time. Be optimistic about the pre-sale time of the book and make sure that the publishing house that robbed the book has a pro-signature. Reference publishing house factors: publishing house popularity, number of pro-signatories, and popularity of gifts.