Qingxian Zeming Langxi Electronic is a worldwide leader in the design, manufacturing and sales of miniature current transformers &voltage transformersfor the electronic Measurement, electrical power system Protection Relay, Fault Recording. Zeming Langxi has been working closely with the leading R&D teams to meet the demands of emerging technologies. Qingxian Zeming Langxi Electronic established in 2009, it is a private enterprise and professionally produces microprecise current and voltage transformers, split core current transformer, major products such as: Digital display meter with micro transformer, electronic meters with transformer, TTU and negative control with transformer, relay protection with transformer, energy-saving socket and so on.