Kumpulan Perangsang Selangor Berhad, an investment holding company, engages in manufacturing, trading, licensing, infrastructure, oil and gas, and property investment businesses. It operates through Multimedia & Communications, Consumer Electronics, Industrial Tools, Automotive, and Others segments. The company offers mould engineering and fabrication, plastic machining, and assembly services; and manufactures precision plastic components, as well as plastic injection moulding and injection moulded parts; manufactures and licenses King Koil brand mattresses and bedding products; manufactures and sells offset carton boxes, standard and custom-made boxes, cement and paper based industrial bags, and plastic packaging materials. It also provides contract manufacturing, raw and industrial water treatment chemicals, and pipe rehabilitation and replacement; and supplies water meters and provides technical services to the water, and wastewater industry. In addition, the company offers general civil engineering works, building construction, and maintenance services. It operates in Malaysia, the United States, the People's Republic of China, Indonesia, Singapore, and internationally. The company was incorporated in 1975 and is based in Shah Alam, Malaysia. Kumpulan Perangsang Selangor Berhad is a subsidiary of Darul Ehsan Investment Group Berhad.