Indian boxing star Vijender Singh will face the most accompalished opponent of his professional career when he defends his WBO Super Middleweight Asia Pacific title against former world and current intercontinental Champion Francis Cheka in New Delhi on December 17.The 34-year-old experienced boxer from Tanzania is a veteran of 43 fights with 32 wins including 17 knocnkouts andhas tested himself against top super-middleweight talent including WBA world champion Fedor Chudinov from Russia and WBC international Champion Matthew Mecklin from UK.Vijender, on the other hand, is undefeated in his seven-fight career so far.