Shandong Hengli Motor Co, Ltd (formerly Rongcheng Hengli Motor Co, Ltd), located in Rongcheng City, Shandong Province, was established in 2000 and is a modern enterprise integrating research and development, production, sales and service of small motors. Since its establishment, Hengli Motor Factory has developed rapidly under the care of users and friends from all walks of life. At present, a motor production pattern dominated by three-phase asynchronous motors and a variety of derivative series has been formed. The main products are: YB3 series flameproof speed control series, YBBP flameproof frequency conversion speed control series, YE3 ultra-high efficiency speed control series, YX3 (YE2) high efficiency speed control series, YVF2 frequency conversion speed control series, YEJ frequency conversion brake series, YT axial fan series, MS aluminium case series and other series with more than 2000 specifications and models.