Founded in 1999, Shanghai Dean Electrical Co, . Ltd is a professional manufacturer of insulation sleevings, tapes and other insulation materials.

Thanks to our company’s genius business location in Pudong new area of Shanghai, our young and dynamic working team had already built up our own business networks in both domestic market and international market. In order to respond to market requirements and to have direct communication with our customers, the chine of command at Dean Electrical is consciously kept to a minimum.

To satisfy the market requirements, a total investment of US Dollar 3, 000, 000. 00 had been done in the year 2004. Nowadays,  the modern plant in Fengxian district, Shanghai. allows our annual production capacity of various insulation materials, up to 20 million meters of insulation sleevings, 10 million meters of polyester shrinkable tapes, 4 million meters of PET expansion tubes.

By 3 years hard researching, our technical team had developed " TAN DELTA Tester" and "In-line High Voltage Pin- hole/Blister Tester" ,  which are very popularly used by magnet wire producers at Home and Abroad.

It has always been our aim to offer to our customer  the products as well as the swift response and best service. If you need insulation materials and a/m testers , no matter where you are, please come to us.