Roasted duck is one of the traditional famous dishes in China, and there are different roast duck practices and brands all over the country. The following are some famous brands and locations of roast duck:

1. Beijing Roast Duck: Beijing Roast Duck is one of the most famous roast ducks in China, which is made from high-quality ducks through unique cooking methods. There are many famous roast duck restaurants in Beijing, such as Quanjude, Duck King and Dadong Roast Duck.

2. Shanghai Roast Duck: Shanghai Roast Duck is one of the famous roast duck brands in southern China. It is made from high-quality ducks through careful processing and cooking. There are many well-known roast duck restaurants in Shanghai, such as Xiaonanguo, Yuehai Hotel and Happy Meeting.

3. Guangzhou Roast Duck: Guangzhou Roast Duck is one of the famous roast duck brands in southern China. It is made from high-quality ducks through careful processing and cooking. There are many famous roast duck restaurants in Guangzhou, such as Guangzhou Hotel, White Swan Hotel and Jixiang Xiang.

4. Chengdu Roast Duck: Chengdu Roast Duck is one of the famous roast duck brands in Sichuan, which is made from high-quality ducks through careful processing and cooking. There are many famous roast duck restaurants in Chengdu, such as Jinjiang Hotel, Minshan Hotel and full house.

To sum up, roast duck is one of the traditional famous dishes in China. There are different roast duck practices and brands all over the country. You can choose the roast duck that suits you according to your own tastes and preferences.