Huajiantang Hotel is a well-known hotel brand, mainly distributed in some popular tourist cities and scenic spots in China. The following are the common locations of Huajiantang Hotel:

1. Beijing: Huajiantang Hotel has branches in some popular areas in Beijing, such as Chaoyang District, Dongcheng District and Xicheng District.

2. Shanghai: Huajiantang Hotel has branches in some popular areas in Shanghai, such as Huangpu District, Jing 'an District and Xuhui District.

3. Hangzhou: Huajiantang Hotel has branches in some popular scenic spots and business districts in Hangzhou, such as Xihu District, Xiacheng District and Jianggan District.

4. Chengdu: Huajiantang Hotel has branches in some popular areas in Chengdu, such as Jinjiang District, Qingyang District and Wuhou District.

These are just some common locations. Huajiantang Hotel also has branches in other cities and regions. The specific hotel distribution can be inquired through official website or online travel platform to obtain the most accurate information.