Automatic Slide Staining Machine having a two tier arrangement and specially designed to meet all types of requirements in staining techniques starting from the routine hematological techniques to the most advance of staining in cytology and histology. Its two tier arrangement has 11 through and a blank station in the upper tier and 12 trough stations in the lower tier. Rugged Staining Machine consisting two row of 12 trough each two staining basket of 16 slides operates simultaneously at same time staining cycle. supplied with 24 staining through with operating instruction manual.