AP Oil International Ltd. engages in the manufacturing of lubricating oils and fluids for industrial, automotive and marine applications. It is also engaged in the supply and trading of base oils and additives used in lubricant production. The company operates through the following business segments: Manufacturing, Trading and Franchising. The Manufacturing segment manufactures a range of lubricating oils and fluids and specialty chemicals for industrial, automotive and marine applications and provides blending services. The Trading segment trades in base oil and additives and specialty chemicals. The Franchising segment includes trades in raw materials for products. The company was founded by Woon Chan Lau on December 24, 1975 and is headquartered in Singapore.