Sachin joined Asian silver-medallist Ashish (64kg) and Reyal Puri (81kg) in the second round of the mega-event for 16 to 18 year-olds.
Puri (81kg), also an Asian silver-medallist, had beaten Azerbaijan's Elkhan Aliyev in his opening contest.
Later tonight, reigning national champion Anwar (52kg) will face England's Akash Tuqir, while Mohammed Etash Khan (56kg) will be up against Cuban Alexei Romero Rodriguez.
The event, which gave India the likes of World Championships medallists Shiva Thapa and Vikas Krishan in the past, will be held till November 24. While Vikas had won a gold, Shiva had clinched a silver in the 2010 edition of the tournament.