Many webmasters have told that article submission is the best way to get backlinks and effective method of link building. But, I have seen in many sites that from article submission websites are getting very few backlinks. Can anyone SEO expert here to tell me that how can I make an optimum use of my article? And kindly, tell me that what are its importance?

Try to submit unique article in only high pr website then it will approved your article & you will get a backlink. Actually, article submission helps to get one way quality bakclink for your website

Focus on submitting your article to web 2.0 properties, and a few trusted article directories. Also, don't submit one article to a thousand article directories, at least one unique article to 10 article directories.