Hangzhou beron machine electricity co.ltd is a exterprise of specialization and modernization which has been officially approved b hangzhou municipal goverment and is the key culticated enterprise by medium and small bsiness incubator of zhejiang province.,brasa a national industrial base and R>D center of YWF external rotor motor and fanhangzhou leads the industry development dirction.Using local industrial advantages,intergrating advanced technology and excellent talenthangzhou beron machine electricity co.ltd provide conveninent,high quality products and service of YWF seriers external rotor motorfan for global customers.We have passed ccc ce authentication.And we supply a completed rang of products,including motorexternal rotor motor axial fan motor,centriugal motor EC energy-saving electric fan series and matching control productswhich are widely used in ventilation,air conditioning and refrigeration of industry system and residential system.