Khon Kaen Sugar Industry Public Company Limited and its subsidiaries are Thailand-based companies engaged in the production and distribution of sugar under the KSL group. The core products can be categorized into four types: raw sugar, high pol sugar, white sugar and refined sugar. The group also produces other products related to sugar production process, such as molasses, bagasses and filter cakes. Other supporting business operations include port and warehouse management. The group is also engaged in the manufacturing of ethanol, biogas, organic fertilizer and electricity, as well as the operation of real estate business. Its sugar factories are located in Khon Kaen, Loei, Kanchanaburi and Chonburi provinces, Thailand.