SINOTIE is a professional supplier for all kinds of energy meters and meter test equipment. It is also engaged in the development of communication modules. We have our own R&D department, with 30 engineers for energy meters, 10 engineers for test bench, 8 engineers for meter calibrator. Our products have been widely used in Europe, South America, Middle East, Asia and Africa. And we get very good fame worldwide for quality and price. We are working around the clock to serve our customers. We are doing our best for the good and best.