This bag type dust collector is ideal and suitable for filtering of fine dust where it is constructed with refabricated panels which is quick assembly and dismantlement, easy transportation, minimum maintenance and lower costs in standard modular. A suitable ventilator will be installed where it is placing on the support stand connected to body of dust collector by flanged joint. Numerous of filter bag are installed at the center to play the role as medium of receiving , filtrating and storing of the dusts. Meanwhile, specific plastic bags are positioned at the bottom to collect the final dusts. A maximum efficiency of working operation is manageable by following the correct working instruction.