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Mmimmu

  Mmimmu is the brand of GuanYee. Shanghai GuanYee Electronic Technology Co., Ltd take reponsibility for all the products from us. As to all the products with GuanYee and Mmimmu, we promise replacement for free within Two years if the quality problem.

  Guanyee is a high-tech enterprise integrated with R&D, production and sales of Wireless Presentation System,Audio Video HDMI Matrix Extender,HDMI Matrix Switcher,HDMI Splitter,Wireless HDMI Transmission, Matrix Bluetooth Speaker, Smart Classroom Systems,etc., supporting companies achieve efficient conference experience and assisting campus smart teaching.