brilliant food city, Hongshan trade market, etc. According to Baidu map, there are places to buy melon seeds and roast duck in Karamay:

1. Brilliant Food City is located at No.19 Dongjiao Road, Karamay District. It is a well-known commercial snack street in Karamay. There are various flavors of melon seeds and roast duck with Xinjiang characteristics in the snack street.

2. Hongshan Trade Market is located at No.26 Jiaotong Road, Karamay District, Karamay City, Xinjiang Uygur Autonomous Region. It is a large farmer's market and snack market in Karamay City. There are shops selling melon seeds and stalls selling roast duck in the market.