Lanzhou, the capital city of Gansu Province in China, is rich in food culture. The following are some famous shops selling Chinese hamburger in Lanzhou:

1. Mazilu Beef Noodles: Located in Dazhong Lane, Chengguan District, Lanzhou City, it is one of the famous time-honored restaurants in Lanzhou, offering traditional beef noodles and Chinese steamed buns.

2. Wumule Beef Noodles: Located in Beibinhe Road, Chengguan District, Lanzhou City, it is one of the famous beef noodle brands in Lanzhou, providing high-quality beef noodles and Chinese hamburger.

3. Time-honored Chinese hamburger: Located in Zhangye Road, Chengguan District, Lanzhou City, it is a Chinese hamburger shop with a long history, offering traditional Chinese hamburger and various snacks.

4. Gansu Snack City: Located in Nanguan Shizi, Chengguan District, Lanzhou City, it is a restaurant integrating Gansu specialty snacks, offering Chinese hamburger with various tastes and authentic Gansu snacks.

These are some famous shops selling China steamed buns in Lanzhou. You can choose the one that suits you according to your own tastes and preferences.