Soon Lian Holdings Ltd. engages in the manufacture, design, and supply of aluminium alloy products. It operates through the following segments: Precision Engineering, Marine, Stockists and Traders, and Other Customers. The Precision Engineering segment supplies aluminium alloy products to be used for precision instruments, equipment for semiconductors, and automated assembly lines. The Marine segment assembles aluminium alloy products for marine applications including hulls, decks, superstructures, and cabins of light crafts such as catamarans, pleasure crafts, and patrol boats. The Stockists and Traders segment consists of trading companies comprising other aluminium alloy stockists, construction companies, and companies in the oil and gas industry. The Other Customers segment includes aircraft industries, oil tankers, automotive parts, rail coaches, truck frames, bridges, and towers. The company was founded on December 18, 2004 and is headquartered in Singapore.