1.competitive price,high quality---CE& CCC certified&ISO9001 2.30 years specializaed manufactruer 3.high efficiency,economical We can supply all size axial fan motor from dia 200cm to 710cm 1.product performance WELCOME TO INQUIRE, WE WILL REPLY YOU AS SOON AS WE RECEIVED YOURS, THANKYOU!fan rotor is directly welded by rotor and blade, adopt double-sided dyamic balance.fan blade,rotor and grid is ...