Rayong Wire Industries Public Company Limited manufactures and distributes prestressed concrete wire, prestressed concrete strand wire, and welding wire in Thailand. Its prestressed concrete wires are used in piles, electricity poles, finished floor slabs, and concrete railroad tiles, while its prestressed concrete strand wires are used in construction works such as bridge beams, elevated roads, large-sized piles, and silos. The company also offers hard drawn wires for mattress, auto parts, wire mesh, and spring industries; low carbon steel wires for piling, electricity posts, and drains; and wire mesh products for roads, buildings, and finished walls. Incorporated in 1994 and based in Rayong, Thailand, it is a subsidiary of Capital Engineering Network Public Company Limited.