Chengdu is a famous food city with many mouth-watering foods. The following are some famous food districts and recommendations in Chengdu:

1. Jinjiang District: Jinjiang District is a famous historical and cultural city in Chengdu, with many ancient food brands and traditional snack bars. Recommended foods include Jinjiang Regan Noodles, Jinjiang Beef Lamian Noodles, Jinjiang Barbecue and Jinjiang Snacks.

2. Wuhou District: Wuhou District is the center of Chengdu, with many bustling commercial streets and food streets. Recommended foods include Wuhou Temple snacks, Wuhou barbecue, Wuhou hotpot, Wuhou mala Tang and so on.

3. Qingyang District: Qingyang District is a famous historical and cultural city in Chengdu, with many ancient food brands and traditional snack bars. Recommended foods include Qingyang Palace snacks, Qingyang barbecue, Qingyang chuanchuanxiang, Qingyang malatang and so on.

4. chenghua district: chenghua district is the center of Chengdu, with many bustling commercial streets and food streets. Recommended foods include Chenghua barbecue, Chenghua chuanchuanxiang, Chenghua malatang and Chenghua snacks.

To sum up, there are many cuisines in Chengdu, and tourists can choose their own gourmet areas and recommendations according to their own tastes and budgets.