This enterprise is an extroverted stock joint enterprise, which is located in the Liushi Industrial District of Wenzhou.

It specializes in electrical source transformers. At present, the major products include EI type, R type, C type, OD type, ED type of electric source transformers, SD type of three-phase transformers, high-voltage transformers, high frequency magnetic core transformers, direct supply transformers, electron and circuit design as well as processing fittings to transformers, all of which have passed CQC and ISO9000.