Gongyi lianchuang energy-saving electrical equipment co. Ltd was established on January 10, 2006, after the production, the marke gradually developed, renamed Gongyi lianchuang energy-saving electrical equipment co. Ltd, the registered capital is 5 million, entered Zhongyuan oilfield in 2006, and successfully joined the network to become a supplier of sinopec, started the research of efficiency and energy-saving of conventional beam pumping unit in 1, 10, 2006, and the research and development of Zhongyuan oilfield "Oilfield intelligent anti-theft dog", "Electric quick repair damage"and "Power supply switching device", seven national patents (two of them were patented) and put into Zhongyuan oilfield, continuous supply. Successfully launched improving efficiency and energy-saving LFJN-III type of beam pumping unit in August 2014, the introduction of this device has filled the gap in the energy saving field of the beam pumping unit, so far, Gongyi lianchuang energy-saving electrical equipment co. Ltd is fully committed"Energy saving device for bean pumping unit"trial promotion, become the only, professional tour beam type pumping unit to increase the efficiency of energy saving products manufacturers.