Yutong ZK6126 (PH8811S) – Service 621 Yutong ZK6126 (PH8811S) – Service 621 Yutong ZK6126 (PH8811S) – Service 621
17 May 2024 - 31 October 2025 Bus Service Diversion for Early Closure of Jurong West Avenue 4 for JRL Works