Sichuan Etrol Technologies Co., Ltd. engages in the research, development, manufacture, and sale of automation products in China and internationally. The company offers distributed control systems, remote terminal units, expansion I/O products, and instruments, as well as specialized industrial products for the oilfield, granary, environment protection, and chemical industries; and oil and gas products, such as ground devices, measurement while drilling, natural gas processing, and environmental protection, as well as integration of drilling and completion, and fract. It also provides intelligent industry products, including smart campus, intelligent environmental protection, smart granary, intelligent water, and others; digital oil and gas field, water and waste water, city gas, and coal bed methane automation business solutions; measurement while drilling, natural gas processing, city gas, oil production technology, environmental protection in oil and gas, and EPC solutions; and wisdom water, smart park, intelligent environmental protection, smart city, and smart granary solutions.