Jinhua Dongwei Information Science & Technology Co., Ltd. is a professional manufacturer and exporter specialized in the research, development, production and sale of wireless calling system. Since the company establish, we have continued to forge ahead in pursuit of quality and innovation. Our company has been the fully-deserving leader and standards maker in the field of wireless calling system.Introducing foreign advanced technology, the company develops and produces the products of wireless calling system independently. The company efforts to build its own brand "SINGCALL" wireless calling system. Since "SINGCALL" products sold into the market, with the elegant appearance, stable signal transmission technology and perfect service system, "SINGCALL" wins a high admiration at home and abroad. Widely used in restaurant, hotel, factory, supermarket, bath center, nursing home, school, bank and other service places. "SINGCALL" products are sold in Hong Kong, the United State, Thailand, Singapore, Malaysia, Europe, Australia, etc.