BRT loop line B20 "Zhongshan Expo Center-Zhongshan North Station" and line B25 "Zhongshan Station-Zhongshan TCM Hospital" have been put into trial operation on December 28, and the three BRT stations on Kanghua Road will be put into operation at the same time.

It is reported that the total length of the BRT loop line project, which is still under construction, is about 25.6 kilometers. It covers Dongming Road, Minke West Road, Qifeng Road, Cuisha Road, Cuijing Avenue, Changjiang Road, Kanghua Road and Qiwan Avenue. A total of 21 BRT stations are planned to be built.

B20 is the first BRT loop line that is put into use. It stops at Shiqi District Office Station and Kanghua Road-Fukang Road Intersection Station. The buses depart at Zhongshan Expo Center station from 6:30 to 19:00 and at Zhongshan North Station from 6:30 to 19:00, with departure interval of 10 to 15 minutes. The ticket fee is 2 yuan per person per trip.

B25 is a branch line of the BRT loop. In addition to the above two stations, it also stops at Kanghua Road-Qiwan Avenue Intersection Station. The buses depart at Zhongshan North Station from 6:30 to 19:00 and at Zhongshan TCM Hospital from 6:30 to 19:00, with departure interval of 10 to 15 minutes. The ticket fee is 2 yuan per person per trip.