Local supermarkets and gift shops sell wedding supplies. To buy birthday stickers in Chengdu, you need to go to a local supermarket or a gift shop selling wedding supplies. Chengdu is a prefecture-level city under the jurisdiction of Sichuan Province, the capital of Sichuan Province, a sub-provincial city, the core city of Chengdu-Chongqing Twin-City Economic Circle, an important national high-tech industrial base, trade and logistics center, comprehensive transportation hub and an important central city in the western region approved by the State Council.