How many stars does Suzhou Daoqian Street Four Seasons Business Travel Boutique Hotel have?

Hello, through the website booking information, you can find

Suzhou Four Seasons Business Travel Boutique Hotel

Address: No.89, Qianjie Street, gusu district Road.

The hotel is built according to the 4-star standard and has not been listed yet. Opened in April 2007, the building is 4 floors high, with 55 rooms (sets) in total.