Actros 5050 & 52 metre
Mercedes Benz with Putzmeister concrete pump belonging to G&W of Singapore.
A quick search around...
Hino - Concrete boom
Hino - Concrete truck with attached pump and long�reach boom.
Schwing Concrete Pump
Not a huge pump, likely a 32m or so mounted on Iveco EuroTrakker 380E31 of Hua Tiong.