SEC Zhangjiagang Transformers Co.,Ltd is a professional manufacturer of power transformers and special transformers in China. We are a subsidiary of Shanghai Electric Group Co,who made transformers since 1921. The company occupies total area of 168,000㎡ with building area of 125,000㎡.There are more than 300 employees with 30% engineers. The product is widely used in steel melting and rolling mills. Product ranges: Power transformer ≤500kV ≤1,220MVA EAF transformer ≤220kV ≤250MVA Rectifier transformer ≤330kV ≤360MVA Reactor ≤500kV ≤300MVAR Standards IEC60076,IEEE,GOST,AS/NZS,etc.