550kV transformer bushing pass the test at Baobian Group Our produced RIF dry-type 550kV transformer bushing is delivery in May,2015, which was ordered by Baoding Tianwei Baobian Electric Co., Ltd. Mating equipment of bushing is three phase 1200kVA transformer, which is the biggest capacity transformer. Our company attach importance to this corporation, and specially appointed staff to Baobian and cooperate do the test. At last, our bushing pass the test successfully and build a good foundation for 550kV bushing long-term cooperation, also shows our company as cooperation manufacturer responsible attitude to the users. In future, we will also strive for more stable, safety, high-efficient product of power system.