We have powerful technical expertise and abundant experience in designing and making explosion proof circuit of drilling industry. We mainly focused on the support and maintenance of the SCR & VFD system of various electric drive drilling rigs, the design and operation of the automatic control system of the production line, the design and the update of the electric control system of pumping units and PC pumps. Moreover we had been the agent for Datalog Company in Canada, EFC Company in England and Chinese company for the drilling monitoring systems.