Q.Can_we_change_the_base_from_cross_bar_to_round_metal_for_16"_stand_fan_? Q.Can_we_change_the_mesh_grill_to_radial_grill_? Q.Do_you_accept_SKD,CKD_shipment_? Q.Have_your_products_gotten_any_safety_recognition__? Q.How_can_I_come_to_your_factory_?