Dahej Manufacturing Division (DMD) is the manufactory of Reliance Industries Limited located at Dahej, Gujarat, India near Bharuch.

[3][4][5] It comprises a Gas cracker which cracks Ethane, Propane and produces Ethylene and Propylene as a product and the same is used as a raw material in downstream plants.

The raw material like Propane is either imported or availed from RIL refinery at Jamnagar.

[2] The manufactory consists integrated utilities system which includes raw water, cooling water, demineralized water, fire water, compressed air, nitrogen, steam/condensate and a coal based captive co-generation power plant of capacity 270 MW.

[6] The commissioning of the plant was implemented in two phases, first in 1996 and went on full stream in the year 2000,[7] at that time IPCL was the owner of the plant.