There are some very good Cantonese restaurants in Changsha, Hunan Province. The following are some worthy of recommendation:

1. Xixiangfeng Cantonese Restaurant: located at No.53 Tianxin Road, Tianxin District, Changsha City, it is a Cantonese-based restaurant. The dishes here are authentic, delicious and very popular.

2. Jubao Fishing Port: Located at No.92, Wangchengpo Street, Meixihu Street, Yuelu District, Changsha City, it is a seafood-oriented restaurant. The seafood here is fresh and delicious, with various methods, which is very popular.

3. Yuweixuan: Located at No.157, Chigangchong North Road, Tianxin District, Changsha City, it is a restaurant mainly serving Sichuan cuisine. Sichuan cuisine here is authentic and delicious, and it is very popular.

4. Guangdong Mansion Restaurant: Located in Guangdong Mansion, No.259 Jiefang Road, Tianxin District, Changsha, it is a restaurant providing authentic Cantonese cuisine. There are a variety of dishes here, including Cantonese morning tea, roasted meat, seafood and classic Cantonese dishes, which are delicious and have a good reputation.

5. Ajisen Lamian Noodles: Located at No.98, Wangchengpo Street, Meixihu Street, Yuelu District, Changsha, it is a restaurant offering Cantonese Lamian Noodles. The Lamian Noodles here tastes delicious, the soup base is delicious, and it is very delicious with all kinds of Cantonese dishes.

To sum up, there are many delicious Cantonese restaurants in Changsha, Hunan Province, which offer different kinds of food and are worth a try.