Kumpulan Perangsang Selangor Berhad engages in manufacturing, trading, licensing, infrastructure, oil and gas, and property investment businesses. The company operates through Manufacturing, Trading, Infrastructure, Investment holding, and Others segments. It offers mould engineering and fabrication, precision injection moulding, secondary processes, and assembly services; manufactures precision plastic components; and integrated packaging solutions comprising offset printing, carton, paper, plastics, and OEM consumer products The company provides electronics manufacturing services solutions, including mould fabrication, secondary process, sub-assembly, and electronics box-build processes; manufactures and distributes intermediate products to manufacturers and end-user producers; and metal cutting and milling services. In addition, it offers pipe rehabilitation and replacement solutions; and supplies water meters and chemicals, as well as provides technical services to the water, waste, and sewage treatment plants. Further, the company trades in chemical products, laboratory monitoring equipment, and disinfection systems; offers road construction and rehabilitation, and management services; acts as a contractors and subcontractors for the laying of pipes for various constructional, structural, and civil engineering works; manufactures, assemblies, and sells plastic injection moulded components and tooling products; manufactures machine parts; and licenses and distributes bedding products. It operates in Malaysia, the United States, 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.