Vijay has logged 2321 points to maintain his lead over second-placed Feng Ding (2015) of China in his pet event.
In the world rankings, the 27-year-old shooter from Hamirpur district in Himachal Pradesh, has collected 2197 points that places him in the second spot, behind Cuba's Pupo Leuris, who has 2806 points. The Cuban had won the gold medal in the London Games.
In the world rankings, London Games bronze medallist Gagan Narang moved to fourth place with 1407 rating points in the 10-metre air rifle category, followed by Beijing Olympic gold medallist Abhinav Bindra in 17th spot.
The second-best Indian in the Asian list is Gurpreet Singh at 11th position, with 101 points, while Pemba Tamang, at the 23rd spot, is the next best in the world list with 47 points, according to the rankings issued by the International Shooting Sport Federation (ISSF).
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Vijay is aiming to grab the top spot in the world rankings, and hopes to do so with good results in this year World Cups.
"I was number three in October-November. Then, I became number two, and continued my hold there. Now, my target is to bag the number one position by winning medals at the World Cups next year," Vijay told PTI.