No, generally, roast ducks have marinade. After all, most people like marinade. The following is the best duck shop in Nanjing where roast duck is cooked. Try it if you have a chance:

Taiping South Road Brothers Roast Duck

Caodu Lane Mingwa Gallery Jinhongxing Duck Store

Changbai Street Bazi Roast Duck

Jianye Road Zhangyun Duck

Ruiyang Street Small Tube Roast Duck

Shuiximen Street Lujia Duck Store

Shuiximen Street Xiaoyin Goose Duck Store

Zhujiang Road New World Department Store Weixiang Duck Store

.