In this book, we have discussed the meaning of production that is step-by-step conversion of one form of material into another form through chemical and mechanical process to create or enhance the utility of the product to the user. Some examples of production are: manufacturing standardized products like cars, bus, motorcycle, radio, TV etc. This book discusses the various types of production systems in detail especially the continuous systems which are mainly usedf when we need to manufacture the standardized products in large volume.