Liang Wen-chong remained top of the leaderboard at the end of the second round of the GS Caltex Maekyung Open after carding a one-under-par 71, while Mitchell Brown is the best of the Aussies, four strokes off the lead. Following an eight-under 64 in the opening round, China&aposs Liang enjoyed a solid round in which he shot four birdies and three bogeys at the Nam Seoul Country Club. Just one shot behind is local Kim Kyung-tae who carded a superb 66. Australian rookie Mitchell Brown dropped to third after he made a 73 and is joined by Shin Yong-jin and Lee Gung-hee on 139. A second round 69 has helped Australian Gavin Flint move up the leaderboard to be seven strokes off the pace at two-under, while Unho Park (69) and Woon-joon Lee (67) are a further stroke further back. Two successive rounds of 72 has also left Scott Hend on Par after two days and with little chance of overhauling Liang, while Jarrod Mosely (72) is at two-over. Results from round two of the Maekyung Open, Korea: -9: Wen-chong Liang 64, 71 -8: Kyung-tae Kim 70, 66 -5: Yong-jin Shin 70, 69, Mitchell Brown (Australia) 66, 73, Gun-hee Lee 69, 70 -4: Kyung-nam Kang 73, 67 -3: Roy Moon 72, 69, Bi-o Kim 72, 69, Jong-gu Yoo 68, 73 -2: Gavin Flint (Australia) 73, 69, Wei-chih Lu 70, 72, Craig Smith 73, 69 -1: Jin-myung Lee 70, 73, Seong-ho Lee 72, 71, Ross Bain 69, 74, Eddie Lee 70, 73, Jong-yul Suk 71, 72, Sang-moon Bae 71, 72, Unho Park (Australia) 74, 69, Won-joon Lee (Australia) 76, 67 also: E: Scott Hend (Australia) 72, 72 2: Jarrod Moseley (Australia) 74, 72 3: Marcus Both (Australia) 73, 74 4: Richard Moir (Australia) 76, 72, Scott Barr (Australia) 75, 73, Cameron Percy (Australia) 75, 73, Adam Blyth (Australia) 74, 74 missed cut: 5: Ashley Hall (Australia) 70, 79 7: Michael Wright (Australia) 77, 74 8: David Gleeson (Australia) 76, 76 9:Brad Kennedy (Australia) 80, 73 10: Adam Groom (Australia) 80, 74 11: Neven Basic (Australia) 76, 80