Sunway International Holdings Limited, an investment holding company, engages in manufacturing and trading of construction materials in Hong Kong and the People's Republic of China. The company offers pre-stressed high strength concrete piles, ready-mixed concrete, autoclaved sand-lime bricks, aerated concrete products, and eco-permeable concrete products. It also engages in the property development activities. The company was incorporated in 1998 and is headquartered in Wan Chai, Hong Kong.