Used cars for sale in the area come to our company to all the transformers are subjected to compliance testing standards by our expert teams. measurement results are compared with international standards, according to the positive or negative test report will be transferred to the relevant department. Due to the parameters of any given negative reports transformer maintenance and repair unit will be transferred to remedy the problem. Tests conducted by the CFCU to evaluate compliance with the standards of the transformer (positive) are routed to one sales along with the report. Sales recorded by the CFCU transformer to the database is ready for sale. We sell our used transformer is guaranteed. transformers in our stores;