... Plant over 20 years after sale service Mobile Asphalt Plant(Drum Mixing) Zhengzhou Dayu Machinery Co.,Ltd is a professional construction ... years.Dayu Asphalt Plants:1,Asphalt batch mix plant2,Asphalt drum mix plant3,Mobile asphalt plantDayu DHB series moblie asphalt plant ... 1 Cold aggregate supply system (mobile)2 Middle filter3 Drying drum (mobile)4 Asphalt supply system5 Electric control system Dayu ...