Dalian Numero One Instrument Transformer Co Ltd

Dalian No.1 Instrument Transformer Co., Ltd. (hereinafter referred to as” DYH”) was founded in 1972, which has been engaging in the research and development, manufacturing and marketing for instrument transformer, and DYH is a Chinese leading enterprise in instrument transformer industry. We have three subcompanies located in Shanghai, Xiamen and Dalian Development Zone and one joint venture company named Arteche DYH Electric Co., Ltd whose foreign funds came from Arteche Spain.
Our leading products include 0.5-72.5kV epoxy resin casting insulated, 35-765kV oil-immersed, gas insulated instrument transformer and other electrical equipment, such as switch, insulated busbar and so on.  
Our products are mainly used by middle-scale and large-scale switchgear manufacturers, power companies and substations and so on.
For a long time, with the brand strategy of “Quality first, Customer oriented”, DYH’s market share is always over 25% and we are an ... [Details]