Following Amandeep in tied second position were Gursimar Badwal and amateur Millie Saroha at three-over 75.
Panchkula's Amadeep started impressively, carding a birdie on the very first hole. She added four more birdies on the fourth, sixth, eighth and ninth holes, while dropping shots on the fifth and seventh in her front nine.
She carded one more bogey on the 16th hole in the latter half to finish the round with a score of two-under 70 at the INR 6,00,000 event which will culminate on Friday.
Gursimar had an indifferent start, carding three bogeys on the first, fourth and fifth holes along with a double on the sixth. She carded the lone birdie on the third hole in her front nine.
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The professional from Kapurthala played with much more control in her back nine and a late birdie on the 17th hole helped her finish in second position.
Millie's card on the day included four birdies on the first, ninth, 10th and 13th holes. She also carded five bogeys on the second, third, fourth, seventh and 12th holes along with a double on the fifth.
Ankita Tiwana was placed sixth with a score of five-over 77 after 18 holes.
Hero MotoCorp sponsored Sharmila Nicollet, Mysore's Sonam Chugh and local girl Trisha Sunil were tied for the seventh spot at six-over 78, followed by Neha Tripathi and Siddhi Kapoor in tied 10th position at seven-over 79.