Where can I buy a pee doll in Beihai? Urgently beg

Hello, there are tea sets in the comprehensive market, and there are also hotel supplies stores and grocery wholesale stores near the vegetable market. If you want hotel supplies, you can go to the west of RT Mart. There are several houses in the dormitory of Lubei Middle School in Wen Ming, all of which have this kind of pee doll or color-changing toad.