I have no background or experience in shipping field, what course do you recommend me to undergo?

Hello Arun,
Recomend you take up a program in Certified Shipping & Freight Forwarding Professional (CSFFP) from ACI, USA. which trains you on the detail aspect of Shipping industry in the middle east and rest of the globe.

Hi Arun. 
We recommend you take Certified Logistics and Supply Chain Proefessional by American Institute of Business and Management US. The course will help you understand the general details of logistics, which start from warehouse, purchase, shipping.