Shijiazhuang Kelin Electric Co., Ltd. engages in research, development, designing, manufacturing, and selling of electrical power generation, transmission, and distribution in China. The company offers substation automation products including, microcomputer protection measurement and control device, substation integrated automation system, DC power supply system, and smart integrated power system; power distribution automation products, such as smart distribution platform, fault indicators, feeder terminal units, distribution terminal units, and transformer terminal units; and advanced metering infrastructure products, including A.M.I platform, prepaid and post-paid smart meters, and data concentrators. It also provides primary and secondary distribution class, secondary transmission class, and ring main unit class; outdoor and indoor circuit breakers; current, potential, and combined current/potential transformers; dry and oil-immersed type distribution transformers; box-type substation; new energy system comprising solar panel-mono and poly, three-phase inverters, solar charge controller, off grid inverter, integrated energy storage system, lithium battery system, and smart street lamp; and electrical vehicle charger, including alternative current type, direct current type, and EV platform.