RocKontrol Technology Group Co., Ltd. is a Chinese company focused on research and development of IoT applications. It offers product sales, operations, and maintenance services for smart environmental protection and smart city businesses. Its solutions include smart environmental protection cluster platforms, smart park management platforms, intelligent building products, enterprise digital carbon meter series, green project library and financial carbon ledger series, and hardware terminal equipment such as carbon cartridges, carbon cabinets, and carbon zone services. The company also provides technical services, technical consultation, big data services, and IoT services, and is involved in smart-dual carbon platform business, construction industry business, technology development, environmental protection and governance consulting, computer data processing, and investment management. Founded in 2007, it is headquartered in Beijing, China.