Three Indian boxers advanced to the semi-finals in their respective weight categories at the Asian Youth Boxing Championships in Bangkok today. With their progress, India now have six boxers in the semifinal stage, assuring the country of at least six medals.The boxers who made it to the last four stage today are: World youth champion Sachin Siwach in 49 kg, Etash Muhammed Khan in 56kg, and Sachin in the 75kg division. Yesterday, Naveen Boora (69kg) and Ankit (60kg) had entered the semi-finals. Harshpreet Sahrawat (+91 Kg) has got a direct entry into the semifinals due to the small size of the draw.