Supply Chain is the most effective department for manufacturing company, How does it bring more profitability for the organization?

It brings profitability through:

Cost - procuring the most cost effective product through the available resources thus enhancing the company's profitability

Timeliness - While keeping in view the lead time for product availability vis a vis demand, ensuring timing of supplies through sources

Inventory management - ensuring that sufficient inventory is available to cater to demand and seasonal surges

Planning - Preperation of weekly and monthly rundowns to cater to demand

Supply Chain brings more profitability for the organization by coaching the LEAD TIME which starts from first point till the final customer, to have a good planning through all departments in logistics, purchasing, warehouses, transportation, production & accounting, receiving and delivering feed back through a good communication routes. motivate and improve the tasks, attempt to ZERO STOCK to reduce your postpond cash in stores ....... etc 

all the elements in the organization should communicate with the supply chain management to achieve goals.