SELANGOR, MALAYSIA -JUNE 18, 2016: Construction workers using a concrete vibrator at the construction site to compact the concrete slurry that pours in the formwork. Stickers #379623808
SELANGOR, MALAYSIA -JUNE 18, 2016: Construction workers using a concrete vibrator at the construction site to compact the concrete slurry that pours in the formwork. Poster #379623808