Mitchell Brown has closed with a three-under par 68 to finish in a tie for seventh place at the Bangkok Airways Open in Koh Samui, Thailand. Brown finished the tournament at eight-under par, five shots adrift of tournament winner Thaworn Wiratchant. The Thai veteran shot a solid 68 to claim the victory after overnight leader Lien Le-sen shot a disastrous five-over par 76 to move out of contention. Japan&aposs Shintaro Kai finished outright second one stroke ahead of a group of four players. The story of the day belonged to little-known Australian Brad Kennedy, who shot an amazing 10 birdies on his way to the best round of the day and a tie for 13th. Rick Kulacz capped off a good tournament with a one-under par 70 to finish in ninth, while Adam Blyth also finished strongly in a tie for 17th. David Gleeson&aposs impressive form didn&apost continue with the 30-year-old shooting a disappointing four-over par to ruin any chance he had of victory. Bangkok Airways Open results, Koh Samui -13: Thaworn Wiratchant 66 69 68 -10: Shintaro Kai 69 65 70 70 -9: Han Lee 70 72 69 64, Chapchai Nirat 67 69 71 68, Chinnarat Phadungsil 70 68 65 72, Prayad Marksaeng 69 67 68 71 -8:Mitchell Brown (Australia) 67 70 71 68, Lien Lu-sen 69 65 66 76 -7:Juvic Pagunsan 68 66 73 70, Mars Pucay 69 64 73 71, Rick Kulacz (Australia) 73 66 68 70, Antonio Lascuna 66 66 72 73 Also: -6: Brad Kennedy (Australia) 74 70 71 63 -5: Adam Blyth (Australia) 69 69 72 69 -3: Ashley Hall (Austrlia) 71 70 73 67 David Gleeson (Australia) 71 66 69 75 -1: Richard Moir (Australia) 75 66 69 73 +1: Darren Beck (Australia) 70 71 75 69 +7: Neven Basic (Australia) 71 69 81 70 +8: Scott Hend (Australia) 70 69 75 78 +13: Peter Cooke (Australia) 72 72 76 77 +16: Richard Gallichan (Australia) 73 71 77 79