
Yang Ming has revised the port rotation of its PS4 service connecting Asia with the US West Coast.
Under the updated rotation, Ningbo will replace Shanghai. All other port calls remain unchanged.
Revised PS4 rotation
Previous rotation:
Yantian – Kaohsiung – Keelung – Shanghai – Los Angeles – Oakland – Keelung – Kaohsiung – Yantian
New rotation:
Yantian – Kaohsiung – Keelung – Ningbo – Los Angeles – Oakland – Keelung – Kaohsiung – Yantian
Ningbo arrival schedule
| Service | Vessel and voyage | Estimated arrival in Ningbo |
|---|---|---|
| PS4 | YM Utility 102W/103E | 6 September |
| PS4 | YM Ubiquity 078W/079E | 8 September |
| PS4 | YM Upsurgence 080W/081E | 17 September |
| PS4 | YM Upward 101W/102E | 22 September |
Yang Ming noted that the schedules remain subject to change depending on operational conditions.




