OKA Corporation Bhd, an investment holding company, engages in the manufacturing and selling of pre-cast concrete products for the infrastructure, sewerage, construction, and highway industries in Malaysia. Its products include arch bridge systems, box culverts, precast caisson chamber rings, industrialized building systems, jacking and large diameter pipes, L-shape walls, manholes, porous pipes, precast concrete piles, precast concrete pipes, pre-stressed concrete piles, septic tanks, T-beams/M-beams, U-shape drains, and ready mixed concrete products. The company also offers channels, fencing posts, filter slabs, gross pollutant traps, manholes with HDPE lining, meter boxes, parapet panels, precast jetties and marinas, pre-stressed beams, PVC and HDPE lining pipes, sacrificial lining and HAC lining pipes, sewerage manholes, steel cladded pipes, staircases, Telekom manholes, TNB manholes, etc. In addition, it is involved in the trade of ready-mixed concrete and pre-stressed concrete piles; manufacture of steel products, hard drawn wires, straight bars, and wire mesh; fabrication of molds; and provision of transportation and other related services. Further, the company engages in the supply of manual labors to perform contracted jobs and other related services. OKA Corporation Bhd was founded in 1981 and is based in Ipoh, Malaysia.