Ace Indian shuttler Saina Nehwal crashed out of the women's singles competition at the Hong Kong Super Series badminton tournament in Kowloon today after suffering a narrow defeat against Porntip Buranaprasertsuk of Thailand .Seventh seed Saina who improved a rung in the world rankings today to be the sixth, lost 17-21, 21-9, 15-21 to Porntip who jumped three places to world number 10. Ajay Jayaram's campaign in the men's singles competition also came to an end after he went down 18-21, 12-21 to Sony Dwi Kuncoro of Indonesia in a 36 minute match.