Assam's Shiva Thapa and Manipur's L Sarita Devi along with six other Indians have registered themselves in the boxing semifinals at the Asian Championships in Bangkok.

Securing an unparalleled fourth successive medal, after defeating Thailand's Rujakran Juntrong 5-0 in a one-sided lightweight (60kg) contest on Tuesday, Thapa becomes the first Indian to achieve the feat and will battle it out with Kazakhstan's Zakir Safiullin today.

In the women's match veteran Sarita Devi slammed Kazakhstan's Rimma Volossenko (60kg) in a split decision to advance.

Others such as former junior world champion Nikhat Zareen (51kg) reserved her semifinal berth at the tournament, beating Kazakhstan's Nazym Kyzaibay, last edition's silver-medallist Manisha (54kg) reached the semifinals by defeating Filipino Petecio Zzaa Nice and former national champion Simranjit Kaur (64kg) defeated Ha Thi Linh of Vietnam to make it to the semis.

In the men's semifinals were Commonwealth Games silver-medallist Satish Kumar (91kg), Ashish Kumar (75kg) and Ashish (69kg).