The jewels sold by Tik Tok· Bilambo Wan are real. Judging from the relevant public information, the jewelry sold by Tik Tok is true, because the merchants selling jewelry will attach a jewelry appraisal book, which records the origin, material, expert's appraisal signature and the merchant's watermark. This is true if the jewelry sold in Tik Tok meets the above requirements. Only with the jewelry appraisal certificate can it be proved that the jewelry sold in Tik Tok is true, and vice versa.