Four stars. Xu Shengji Changjiahui Restaurant is an enterprise mainly engaged in catering industry. As of September 27th, 2022, according to official information, it was learned that the enterprise was located in Old Marble Street, Nan 'an District, Chongqing, which met the standard of a four-star restaurant, so it was a four-star restaurant. Four-star hotel standards require central air conditioning, background music system and foreign currency exchange service 18 hours.