O01
Nanshijiao
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Lines and service intervals
OZhonghe-Xinlu LineWeekdaysPeak: about 6 min; off-peak: about 9–12 minWeekends and holidaysAbout every 9–12 min
First and last trains
O21To HuilongDaily, National holidaysFirst06:00Last00:00
O54To LuzhouDaily, National holidaysFirst06:04Last00:04