Square Negative Pressure Fan Motor suppliers Our History 1972: State owned Wenling Micromotor Factory Co., Ltd. 2008: Wenling Nosch Motor Co., Ltd. 2018: Zhejiang Fangyuan Sifu Mechanical and Electrical Co., Ltd. 2019: Establish Shandong Branch 2020: Establish Foreign Trade Department Our Factory Zhejiang Fangyuan Sifu Mechanical and Electrical Co., Ltd. is a high-tech enterprise focusing on...