Rojana Industrial Park Public Company Limited, together with its subsidiaries, engages in the manufacture and sale of electricity from solar cell system in Thailand. The company operates through Real Estate Development and Related Service, Electricity Generating, and Production and Distribution Industrial Water segments. It also offers industrial water and waste water treatment service; develops real estate properties; operates renewable solar rooftop on roof; and produces products from plants and animals used for diseases treatment. In addition, the company engages in the growing of other spices, aromatic, drug, incense, medicines, and pharmaceutical crops; and provision of consulting services to commercial administration, research, and development in agriculture. Rojana Industrial Park Public Company Limited was founded in 1988 and is headquartered in Bangkok, Thailand.