Itinerario 九巴31B線（奧運站→石籬（大隴街）） KMB 31B (Olympic Station → Shek Lei (Tai Loong Street))

Luoghi nel percorso

• 深水埗區 Sham Shui Po District
• 油尖旺區 Yau Tsim Mong District
• 葵青區 Kwai Tsing District