1. 12 bus turns to 4 bus (bus company [change bus once] takes 12 bus (industrial products market-Gaoli Auto Parts City) in the south and gets off at Xinxing Metal Company in Qujiang Commodity City and changes to 4 bus (bus company (Friendship Square)-cement factory). The whole journey is about 2.5km. 2. 11 bus turns to 4 bus (bus company [change bus once] Take bus No.11 (East Bus Station-International Exhibition Center) south of West Bus Station and get off at Xinxing Metal Company in Qujiang Commodity City and change to bus No.4 (Bus Company (Friendship Square)-Cement Factory) and get off at the mall. The whole journey is about 2.5 kilometers. Turn from bus No.3 to bus No.4 (Bus Company [changes once] and take bus No.37 (Slender West Lake-Gaomin Temple) at South Peace Hospital of West Bus Station. Get off at Wenchang Pavilion and change to No.4 (Bus Company (Friendship Square)-Cement Factory). The whole journey is about 21.93 kilometers. Get off at the mall. Take No.4 (Bus Company [change once] and take No.19 (Bus Company (Bus Company)-Bus Company No.4 in West Station) and get off at Armed Police Hospital and change to No.4 (Bus Company (Friendship Square)-Cement Factory).