Southern Archipelago Ltd along with its subsidiaries provides contract sterilization and polymerization services to food packaging, medical devices, cosmetic raw materials, and consumer products. The company is also engaged in property development, hotel management, and wellness services business. The company's reportable segments are Investment Holding, Sterilisation, Property, Hospitality, and Wellness. It generates maximum revenue from the Sterilisation segment. Geographically, the firm derives a majority of its revenue from Indonesia and also has a presence in Malaysia and Singapore.