P. Kunhumohammed clocked a personal best while M.R. Poovamma was a shade below her best in winning the 400m titles in the second leg of the Asian Grand Prix circuit at the Klip Bua stadium here on Friday.
Renjith Maheswary came back into top form in triple jump, taking the first place with a jump of 16.61 metres.
Kunhumohammed, the 25-year-old Indian, clocked 46.14s while defeating the first-leg winner Iranian Sajad Hashemiahan (46.73s) and bettering his previous best of 46.58s timed at the second Indian Grand Prix at Patiala on April 12.
Renjith, who could manage only 16.03 in the opening leg, after an Olympic-qualifying performance of 16.85m at home, was back to his winning ways again on Friday.
Silver for Arpinder
Team-mate Arpinder Singh jumped his third career best of 16.57m to claim the silver ahead of first-leg winner Roman Valiyev of Kazakhstan who recorded 16.52m.
Iranian Ehsan Mohajorshojaei edged Sajeesh Joseph, the first leg winner in the 800m, to avenge his Bangkok loss.
The Iranian who had finished fourth in the first leg, clocked 1:47.27 to the Indian's 1:47.45. Ghamanda Ram came fourth in 1:48.48.
Mayookha Johny took the silver in women's long jump behind Chinese Lu Minjia (6.64m) with a 6.48m. The Indian who is looking for an Olympic standard of 6.65m, had finished fourth in the last meet with just 6.31m.
Prajusha disappoints
M.A. Prajusha continued to disappoint with a seventh-place finish at 6.09m.
Sinimole Paulose, who has improved with every performance this season, clocked a season best of 2:02.78, which is also only behind her two identical career-best efforts of 2:02.02 clocked in 2006 and 2007, while coming behind Asian champion Truong Thanh Hang of Vietnam, who also timed a season best of 2:01.79 just missing the Olympic standard of 2:01.30.
The Vietnamese now lies second to Tintu Luka in the continental lists for the season after the Indian clocked 2:01.09 in the Diamond League meet in Doha on Friday.
Rohit Kumar (71.07m) added a bronze to India's collection in javelin throw, won by Uzbek Rinat Tarzumanov with 74.62m.
High jumper Sahana Kumari was third on a countback with Vietnamese Duong Thi Viet Anh after both cleared 1.89, a personal-best-equalling effort for the Indian, who had cleared the same height in the first leg also.
Svetalana Radzivil of Uzbekistan retained her hold on the title with a jump of 1.92m.
The Indian men's 4x100m relay team finished fourth initially in 39.46s but was disqualified.
In the men's 100m race ‘A', Indians Abdul Najeeb Qureshi (10.73s) and Alameen (10.74s) occupied the last two places.
The Indian men's 4x400m team won in 3:07.82, still far short of the standards expected to make a meaningful challenge in the Olympic qualification race.
The Indian women's sprint relay quartet came fourth in a poor 50.82s while the 4x400m squad, which was being tipped to make the Olympic qualification on its own, without the aid of suspended stars, timed 3:36.82 while winning.
The women's longer relay team is more than seven seconds off the required pace at the moment to get into the evolving list of top-16 relay teams in the world in the Olympic qualification race.
China, meanwhile, clocked a 38.65s and a 43.96s in winning the two sprint relays that could be useful to the country towards Olympic qualification.
