Jiangyin Xinghuo Deyue Technology Co., Ltd(hereinafter referred to as " Deyo Tech" ) is the sibling company of Jiangyin Spark Electronic Technology Co., Ltd. (hereinafter referred to as " Elecspark" ) which was founded in 1995. the company has developed into a national high-tech enterprise in Jiangsu Province. since established, the company has fully invested in the research, development and production of split core current sensors for smart grids and energy management and has paid much attention to the stability and safety of the sensors in research and development process. We have passed ISO9001:2008 quality management certification system and UL, UL2808, CE and UKCA certification. So far, the company has obtained over 50 technology patents related to sensors, including 19 invention patents. In 2020, the company ranked the sixth among all enterprises in Jiangyin in terms of authorized invention patents. the company can do export, OEM or ODM.