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sigma electrical co., ltd. is located in suzhou, china\\'s largest low-speed permanent magnet synchronous motor production base, an important economic center of the yangtze river delta, tianbao, outstanding, garden heaven, known as "paradise on earth" - suzhou city, jiangsu province.
specializes in the efficient, refined ac and dc permanent magnet low speed synchronous motor research, development and production. has advanced product testing and validation center, with a large number of imported machining centers, automatic grinding machines, cnc turning centers, automatic winding machine and advanced assembly line. each part is crafted to perfect, and extraordinary achievements product quality: subwoofer, high-precision, high torque, long life, high efficiency, high quality, low failure.