4, Jalan Samulun, Singapore, 629121
(65) 6261 1538
yong@gp1-sg.comContact
Mr Yong Cheng Ying
Nature of Business
Maintenance, process design, building construction, equipment installation, welding coded, valve repairs, tankages, safety valve test/repair, welder qualification, civil works, bolt tensioning, scaffolding, control valve test/repair, heavy lifts, piping work, exchangers, pressure jetting, sludge treatment, electrical.
